diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/data/WalletRepository.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/data/WalletRepository.kt
index f39e139..413cdbe 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/data/WalletRepository.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/data/WalletRepository.kt
@@ -58,6 +58,9 @@ class WalletRepository(
         emitAll(getWallet(walletId).ledger())
     }
 
+    fun getTransaction(walletId: Long, txId: String): Flow<Transaction?> =
+        getLedger(walletId).map { it.transactions[txId] }
+
     suspend fun addWallet(
         moneroNetwork: MoneroNetwork,
         name: String,
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/data/model/Transaction.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/data/model/Transaction.kt
deleted file mode 100644
index adc746a..0000000
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/data/model/Transaction.kt
+++ /dev/null
@@ -1,9 +0,0 @@
-package im.molly.monero.demo.data.model
-
-import androidx.room.Entity
-import androidx.room.PrimaryKey
-
-@Entity
-data class Transaction(
-    @PrimaryKey val uid: Int,
-)
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/data/model/WalletTransaction.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/data/model/WalletTransaction.kt
new file mode 100644
index 0000000..6428e70
--- /dev/null
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/data/model/WalletTransaction.kt
@@ -0,0 +1,8 @@
+package im.molly.monero.demo.data.model
+
+import im.molly.monero.Transaction
+
+data class WalletTransaction(
+    val walletId: Long,
+    val transaction: Transaction,
+)
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HistoryScreen.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HistoryScreen.kt
index e0f240e..e5c1ea0 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HistoryScreen.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HistoryScreen.kt
@@ -1,20 +1,37 @@
 package im.molly.monero.demo.ui
 
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.input.nestedscroll.nestedScroll
+import im.molly.monero.demo.ui.component.Toolbar
 
 @Composable
 fun HistoryRoute(
-    modifier: Modifier = Modifier,
+    navigateToTransaction: (String, Long) -> Unit,
 ) {
     HistoryScreen(
-        modifier = modifier,
+        onTransactionClick = navigateToTransaction,
     )
 }
 
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 private fun HistoryScreen(
-    modifier: Modifier = Modifier,
+    onTransactionClick: (String, Long) -> Unit,
 ) {
-
+    val scrollBehavior = TopAppBarDefaults.enterAlwaysScrollBehavior()
+    Scaffold(
+        modifier = Modifier.nestedScroll(scrollBehavior.nestedScrollConnection),
+        topBar = {
+            Toolbar(
+                title = "Transaction history",
+                scrollBehavior = scrollBehavior,
+            )
+        },
+    ) { padding ->
+        // TODO
+    }
 }
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HomeScreen.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HomeScreen.kt
index 4e0601a..5bff446 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HomeScreen.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HomeScreen.kt
@@ -18,9 +18,9 @@ import im.molly.monero.demo.ui.component.Toolbar
 fun HomeRoute(
     navigateToAddWalletWizard: () -> Unit,
     navigateToWallet: (Long) -> Unit,
-    viewModel: HomeViewModel = viewModel(),
+    walletListViewModel: WalletListViewModel = viewModel(),
 ) {
-    val walletListUiState: WalletListUiState by viewModel.walletListUiState.collectAsStateWithLifecycle()
+    val walletListUiState by walletListViewModel.uiState.collectAsStateWithLifecycle()
 
     HomeScreen(
         walletListUiState = walletListUiState,
@@ -56,8 +56,8 @@ private fun HomeScreen(
             state = listState,
             modifier = Modifier
                 .fillMaxSize()
-                .padding(padding))
-        {
+                .padding(padding),
+        ) {
             walletCards(walletListUiState, onWalletClick)
         }
     }
@@ -71,8 +71,11 @@ private fun LazyListScope.walletCards(
         WalletListUiState.Loading -> item {
             Text(text = "Loading wallet list...") // TODO
         }
-        is WalletListUiState.Success -> {
-            walletCardsItems(walletListUiState.ids, onWalletClick)
+
+        is WalletListUiState.Loaded -> {
+            walletCardItems(walletListUiState.walletIds, onWalletClick)
         }
+
+        is WalletListUiState.Empty -> Unit // TODO
     }
 }
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HomeViewModel.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HomeViewModel.kt
deleted file mode 100644
index d7ff589..0000000
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/HomeViewModel.kt
+++ /dev/null
@@ -1,36 +0,0 @@
-package im.molly.monero.demo.ui
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import im.molly.monero.demo.AppModule
-import im.molly.monero.demo.data.WalletRepository
-import kotlinx.coroutines.flow.*
-
-class HomeViewModel(
-    private val walletRepository: WalletRepository = AppModule.walletRepository,
-) : ViewModel() {
-
-    val walletListUiState: StateFlow<WalletListUiState> = walletRepository.getWalletIdList()
-        .map { WalletListUiState.Success(it) }
-        .stateIn(
-            scope = viewModelScope,
-            started = SharingStarted.WhileSubscribed(5_000),
-            initialValue = WalletListUiState.Loading,
-        )
-
-}
-
-sealed interface HomeUiState {
-    data object Loading : HomeUiState
-
-//    data class Ready(
-//        val wallets: List<WalletDetails>
-//    ) : HomeUiState
-
-    data object Empty : HomeUiState
-}
-
-sealed interface WalletListUiState {
-    data class Success(val ids: List<Long>) : WalletListUiState
-    data object Loading : WalletListUiState
-}
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionCard.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionCard.kt
new file mode 100644
index 0000000..0358e57
--- /dev/null
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionCard.kt
@@ -0,0 +1,87 @@
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Card
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.tooling.preview.PreviewParameter
+import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import androidx.compose.ui.unit.dp
+import im.molly.monero.MoneroCurrency
+import im.molly.monero.Transaction
+import im.molly.monero.demo.ui.preview.PreviewParameterData
+import im.molly.monero.demo.ui.theme.AppTheme
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun TransactionCardExpanded(
+    transaction: Transaction,
+    onClick: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    Card(
+        onClick = onClick,
+        modifier = modifier.padding(top = 8.dp, start = 8.dp, end = 8.dp)
+    ) {
+        Column(
+            modifier = Modifier.padding(12.dp),
+        ) {
+            TransactionDetail("State", transaction.state.toString())
+            Spacer(modifier = Modifier.height(12.dp))
+            TransactionDetail("Sent", transaction.sent.toString())
+            Spacer(modifier = Modifier.height(12.dp))
+            TransactionDetail("Received", transaction.received.toString())
+            Spacer(modifier = Modifier.height(12.dp))
+            TransactionDetail("Payments", transaction.payments.toString())
+            Spacer(modifier = Modifier.height(12.dp))
+            TransactionDetail("Time lock", transaction.timeLock.toString())
+            Spacer(modifier = Modifier.height(12.dp))
+            TransactionDetail("Change", MoneroCurrency.format(transaction.change))
+            Spacer(modifier = Modifier.height(12.dp))
+            TransactionDetail("Fee", MoneroCurrency.format(transaction.fee))
+            Spacer(modifier = Modifier.height(12.dp))
+            TransactionDetail("Transaction ID", transaction.txId)
+            Spacer(modifier = Modifier.height(12.dp))
+        }
+    }
+}
+
+@Composable
+private fun TransactionDetail(
+    label: String,
+    value: String,
+    modifier: Modifier = Modifier,
+) {
+    Column {
+        Text(label, style = MaterialTheme.typography.labelMedium, modifier = modifier)
+        Text(value, style = MaterialTheme.typography.bodyMedium, modifier = modifier)
+    }
+}
+
+@Preview
+@Composable
+private fun TransactionCardExpandedPreview(
+    @PreviewParameter(
+        TransactionCardPreviewParameterProvider::class,
+        limit = 1,
+    ) transactions: List<Transaction>,
+) {
+    AppTheme {
+        Surface {
+            TransactionCardExpanded(
+                transaction = transactions.first(),
+                onClick = {},
+            )
+        }
+    }
+}
+
+private class TransactionCardPreviewParameterProvider : PreviewParameterProvider<List<Transaction>> {
+    override val values = sequenceOf(PreviewParameterData.transactions)
+}
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionCardList.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionCardList.kt
new file mode 100644
index 0000000..9623719
--- /dev/null
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionCardList.kt
@@ -0,0 +1,23 @@
+package im.molly.monero.demo.ui
+
+import TransactionCardExpanded
+import androidx.compose.foundation.lazy.LazyListScope
+import androidx.compose.foundation.lazy.items
+import androidx.compose.ui.Modifier
+import im.molly.monero.demo.data.model.WalletTransaction
+
+fun LazyListScope.transactionCardItems(
+    items: List<WalletTransaction>,
+    onTransactionClick: (txId: String, walletId: Long) -> Unit,
+    itemModifier: Modifier = Modifier,
+) = items(
+    items = items,
+    key = { it.transaction.txId },
+    itemContent = {
+        TransactionCardExpanded(
+            transaction = it.transaction,
+            onClick = { onTransactionClick(it.transaction.txId, it.walletId) },
+            modifier = itemModifier,
+        )
+    },
+)
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionScreen.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionScreen.kt
new file mode 100644
index 0000000..35fdf18
--- /dev/null
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionScreen.kt
@@ -0,0 +1,158 @@
+package im.molly.monero.demo.ui
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.tooling.preview.PreviewParameter
+import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import androidx.compose.ui.unit.dp
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import androidx.lifecycle.viewmodel.compose.viewModel
+import im.molly.monero.MoneroCurrency
+import im.molly.monero.Transaction
+import im.molly.monero.demo.ui.component.Toolbar
+import im.molly.monero.demo.ui.preview.PreviewParameterData
+import im.molly.monero.demo.ui.theme.AppIcons
+import im.molly.monero.demo.ui.theme.AppTheme
+
+
+@Composable
+fun TransactionRoute(
+    txId: String,
+    walletId: Long,
+    onBackClick: () -> Unit,
+    modifier: Modifier = Modifier,
+    viewModel: TransactionViewModel = viewModel(
+        factory = TransactionViewModel.factory(txId, walletId),
+        key = TransactionViewModel.key(txId, walletId),
+    )
+) {
+    val uiState: TxUiState by viewModel.uiState.collectAsStateWithLifecycle()
+    TransactionScreen(
+        uiState = uiState,
+        onBackClick = onBackClick,
+        modifier = modifier,
+    )
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun TransactionScreen(
+    uiState: TxUiState,
+    modifier: Modifier = Modifier,
+    onBackClick: () -> Unit,
+) {
+    Scaffold(topBar = {
+        Toolbar(
+            navigationIcon = {
+                IconButton(onClick = onBackClick) {
+                    Icon(
+                        imageVector = AppIcons.ArrowBack,
+                        contentDescription = "Back",
+                    )
+                }
+            },
+            title = "Transaction details",
+        )
+    }) { padding ->
+        Box(
+            modifier = modifier
+                .padding(padding)
+                .verticalScroll(rememberScrollState()),
+        ) {
+            Column(Modifier.padding(10.dp)) {
+                when (uiState) {
+                    is TxUiState.Loaded -> {
+                        val tx = uiState.transaction
+                        TransactionDetail("State", tx.state.toString())
+                        Spacer(modifier = Modifier.height(12.dp))
+                        TransactionDetail("Sent", tx.sent.toString())
+                        Spacer(modifier = Modifier.height(12.dp))
+                        TransactionDetail("Received", tx.received.toString())
+                        Spacer(modifier = Modifier.height(12.dp))
+                        TransactionDetail("Payments", tx.payments.toString())
+                        Spacer(modifier = Modifier.height(12.dp))
+                        TransactionDetail("Time lock", tx.timeLock.toString())
+                        Spacer(modifier = Modifier.height(12.dp))
+                        TransactionDetail("Change", MoneroCurrency.format(tx.change))
+                        Spacer(modifier = Modifier.height(12.dp))
+                        TransactionDetail("Fee", MoneroCurrency.format(tx.fee))
+                        Spacer(modifier = Modifier.height(12.dp))
+                        TransactionDetail("Transaction ID", tx.txId)
+                        Spacer(modifier = Modifier.height(12.dp))
+                    }
+
+                    else -> Unit
+                }
+            }
+        }
+    }
+}
+
+@Composable
+private fun TransactionDetail(
+    label: String,
+    value: String,
+    modifier: Modifier = Modifier,
+) {
+    Column() {
+        Text(label, style = MaterialTheme.typography.labelMedium, modifier = modifier)
+        Text(value, style = MaterialTheme.typography.bodyMedium, modifier = modifier)
+    }
+}
+
+@Preview
+@Composable
+private fun TransactionScreenPopulated(
+    @PreviewParameter(
+        TransactionScreenPreviewParameterProvider::class,
+        limit = 1,
+    ) transactions: List<Transaction>,
+) {
+    AppTheme {
+        TransactionScreen(
+            uiState = TxUiState.Loaded(transactions.first()),
+            onBackClick = {},
+        )
+    }
+}
+
+@Preview
+@Composable
+private fun TransactionScreenError() {
+    AppTheme {
+        TransactionScreen(
+            uiState = TxUiState.Error,
+            onBackClick = {},
+        )
+    }
+}
+
+@Preview
+@Composable
+private fun TransactionScreenNotFound() {
+    AppTheme {
+        TransactionScreen(
+            uiState = TxUiState.NotFound,
+            onBackClick = {},
+        )
+    }
+}
+
+class TransactionScreenPreviewParameterProvider : PreviewParameterProvider<List<Transaction>> {
+    override val values = sequenceOf(PreviewParameterData.transactions)
+}
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionViewModel.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionViewModel.kt
new file mode 100644
index 0000000..729aaca
--- /dev/null
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/TransactionViewModel.kt
@@ -0,0 +1,58 @@
+package im.molly.monero.demo.ui
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import androidx.lifecycle.viewmodel.initializer
+import androidx.lifecycle.viewmodel.viewModelFactory
+import im.molly.monero.Transaction
+import im.molly.monero.demo.AppModule
+import im.molly.monero.demo.common.Result
+import im.molly.monero.demo.common.asResult
+import im.molly.monero.demo.data.WalletRepository
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.stateIn
+
+class TransactionViewModel(
+    txId: String,
+    walletId: Long,
+    walletRepository: WalletRepository = AppModule.walletRepository,
+) : ViewModel() {
+
+    val uiState: StateFlow<TxUiState> =
+        walletRepository.getTransaction(walletId, txId)
+            .asResult()
+            .map { result ->
+                when (result) {
+                    is Result.Success -> result.data?.let { tx ->
+                        TxUiState.Loaded(tx)
+                    } ?: TxUiState.NotFound
+
+                    is Result.Error -> TxUiState.Error
+                    is Result.Loading -> TxUiState.Loading
+                }
+            }.stateIn(
+                scope = viewModelScope,
+                started = SharingStarted.WhileSubscribed(5_000),
+                initialValue = TxUiState.Loading
+            )
+
+    companion object {
+        fun factory(txId: String, walletId: Long) = viewModelFactory {
+            initializer {
+                TransactionViewModel(txId, walletId)
+            }
+        }
+
+        fun key(txId: String, walletId: Long): String = "tx_$txId:$walletId"
+    }
+}
+
+sealed interface TxUiState {
+    data class Loaded(val transaction: Transaction) : TxUiState
+    data object Error : TxUiState
+    data object Loading : TxUiState
+    data object NotFound : TxUiState
+}
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletBalanceView.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletBalanceView.kt
index 5de7936..6b7b88e 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletBalanceView.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletBalanceView.kt
@@ -3,7 +3,9 @@ package im.molly.monero.demo.ui
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.Divider
 import androidx.compose.material3.MaterialTheme
@@ -51,10 +53,12 @@ fun WalletBalanceView(
             .padding(16.dp)
     ) {
         Text(
-            style = MaterialTheme.typography.headlineSmall,
+            style = MaterialTheme.typography.bodyLarge,
             text = "Balance at Block #${blockchainTime.height}",
         )
 
+        Spacer(modifier = Modifier.height(12.dp))
+
         BalanceRow("Confirmed", balance.confirmedAmount)
         BalanceRow("Pending", balance.pendingAmount)
         Divider()
@@ -71,7 +75,6 @@ fun WalletBalanceView(
 fun BalanceRow(
     label: String,
     amount: MoneroAmount,
-    format: MoneroCurrency.Format = MoneroCurrency.Format(),
 ) {
     Row(
         modifier = Modifier
@@ -79,8 +82,8 @@ fun BalanceRow(
             .padding(vertical = 8.dp),
         horizontalArrangement = Arrangement.SpaceBetween,
     ) {
-        Text(text = label)
-        Text(text = format.format(amount))
+        Text(text = label, style = MaterialTheme.typography.bodyMedium)
+        Text(text = MoneroCurrency.format(amount), style = MaterialTheme.typography.bodyMedium)
     }
 }
 
@@ -90,7 +93,6 @@ fun LockedBalanceRow(
     amount: MoneroAmount,
     blockCount: Int,
     timeRemaining: Duration,
-    moneroFormat: MoneroCurrency.Format = MoneroCurrency.DefaultFormat,
 ) {
     Row(
         modifier = Modifier
@@ -101,10 +103,10 @@ fun LockedBalanceRow(
         val durationText =
             "${timeRemaining.toKotlinDuration()} ($blockCount blocks)"
         Column {
-            Text(text = label)
-            Text(text = durationText, fontSize = 12.sp)
+            Text(text = label, style = MaterialTheme.typography.bodyMedium)
+            Text(text = durationText, style = MaterialTheme.typography.bodySmall)
         }
-        Text(text = moneroFormat.format(amount))
+        Text(text = MoneroCurrency.format(amount), style = MaterialTheme.typography.bodyMedium)
     }
 }
 
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletCard.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletCard.kt
index 2a18eba..3c4b051 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletCard.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletCard.kt
@@ -5,50 +5,81 @@ import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.Card
 import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import androidx.lifecycle.viewmodel.compose.viewModel
+import im.molly.monero.Balance
+import im.molly.monero.Ledger
+import im.molly.monero.demo.data.model.WalletConfig
+import im.molly.monero.demo.ui.theme.AppTheme
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun WalletCard(
     walletId: Long,
+    onClick: () -> Unit,
     modifier: Modifier = Modifier,
-    onClick: (Long) -> Unit,
     viewModel: WalletViewModel = viewModel(
         factory = WalletViewModel.factory(walletId),
-        key = walletId.toString(),
+        key = WalletViewModel.key(walletId),
     ),
 ) {
-    val walletUiState: WalletUiState by viewModel.walletUiState.collectAsStateWithLifecycle()
+    val uiState: WalletUiState by viewModel.uiState.collectAsStateWithLifecycle()
 
     Card(
-        onClick = { onClick(walletId) },
-        modifier = modifier
-            .padding(8.dp)
+        onClick = onClick, modifier = modifier.padding(8.dp)
     ) {
         Column {
-            when (walletUiState) {
-                WalletUiState.Error -> {
-                    Text(text = "Error") // TODO
-                }
-                WalletUiState.Loading -> {
-                    Text(text = "Loading wallet...") // TODO
-                }
-                is WalletUiState.Success -> {
-                    val state = walletUiState as WalletUiState.Success
-                    Row {
-                        Text(text = "Name: ${state.config.name}")
-                    }
-                    Row {
-                        Text(text = "Ledger: ${state.ledger}")
-                    }
+            when (uiState) {
+                is WalletUiState.Loaded -> {
+                    WalletCardExpanded(
+                        (uiState as WalletUiState.Loaded).config,
+                        (uiState as WalletUiState.Loaded).balance,
+                    )
                 }
+
+                WalletUiState.Error -> WalletCardError()
+                WalletUiState.Loading -> WalletCardLoading()
             }
         }
     }
 }
+
+@Composable
+fun WalletCardExpanded(
+    config: WalletConfig,
+    balance: Balance,
+) {
+    Row {
+        Text(text = "Name: ${config.name}")
+    }
+    Row {
+        Text(text = "Ledger: $balance")
+    }
+}
+
+@Composable
+fun WalletCardError() {
+    Text(text = "Error") // TODO
+}
+
+@Composable
+fun WalletCardLoading() {
+    Text(text = "Loading wallet...") // TODO
+}
+
+//@Preview
+//@Composable
+//private fun WalletCardExpandedPreview() {
+//    AppTheme {
+//        Surface {
+//            WalletCardExpanded()
+//        }
+//    }
+//}
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletCardList.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletCardList.kt
index 07920c4..333ec1a 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletCardList.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletCardList.kt
@@ -4,9 +4,9 @@ import androidx.compose.foundation.lazy.LazyListScope
 import androidx.compose.foundation.lazy.items
 import androidx.compose.ui.Modifier
 
-fun LazyListScope.walletCardsItems(
+fun LazyListScope.walletCardItems(
     items: List<Long>,
-    onItemClick: (Long) -> Unit,
+    onItemClick: (walletId: Long) -> Unit,
     itemModifier: Modifier = Modifier,
 ) = items(
     items = items,
@@ -14,7 +14,7 @@ fun LazyListScope.walletCardsItems(
     itemContent = {
         WalletCard(
             walletId = it,
-            onClick = onItemClick,
+            onClick = { onItemClick(it) },
             modifier = itemModifier,
         )
     },
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletListViewModel.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletListViewModel.kt
new file mode 100644
index 0000000..176bb41
--- /dev/null
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletListViewModel.kt
@@ -0,0 +1,31 @@
+package im.molly.monero.demo.ui
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import im.molly.monero.demo.AppModule
+import im.molly.monero.demo.data.WalletRepository
+import kotlinx.coroutines.flow.*
+
+class WalletListViewModel(
+    walletRepository: WalletRepository = AppModule.walletRepository,
+) : ViewModel() {
+
+    val uiState: StateFlow<WalletListUiState> =
+        walletRepository.getWalletIdList().map { walletIds ->
+            if (walletIds.isNotEmpty()) {
+                WalletListUiState.Loaded(walletIds)
+            } else {
+                WalletListUiState.Empty
+            }
+        }.stateIn(
+            scope = viewModelScope,
+            started = SharingStarted.WhileSubscribed(5_000),
+            initialValue = WalletListUiState.Loading,
+        )
+}
+
+sealed interface WalletListUiState {
+    data class Loaded(val walletIds: List<Long>) : WalletListUiState
+    data object Loading : WalletListUiState
+    data object Empty : WalletListUiState
+}
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletScreen.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletScreen.kt
index cc0a2d6..1fdcec6 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletScreen.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletScreen.kt
@@ -1,39 +1,46 @@
 package im.molly.monero.demo.ui
 
 import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.material3.*
 import androidx.compose.runtime.*
+import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.text.SpanStyle
 import androidx.compose.ui.text.buildAnnotatedString
 import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.text.withStyle
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.tooling.preview.PreviewParameter
+import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import androidx.lifecycle.viewmodel.compose.viewModel
-import im.molly.monero.BlockchainTime
 import im.molly.monero.Ledger
 import im.molly.monero.MoneroCurrency
 import im.molly.monero.demo.data.model.WalletConfig
 import im.molly.monero.demo.ui.component.Toolbar
+import im.molly.monero.demo.ui.preview.PreviewParameterData
 import im.molly.monero.demo.ui.theme.AppIcons
 import im.molly.monero.demo.ui.theme.AppTheme
 
 @Composable
 fun WalletRoute(
     walletId: Long,
+    onTransactionClick: (String, Long) -> Unit,
     onBackClick: () -> Unit,
     modifier: Modifier = Modifier,
     viewModel: WalletViewModel = viewModel(
         factory = WalletViewModel.factory(walletId),
-        key = walletId.toString(),
+        key = WalletViewModel.key(walletId),
     )
 ) {
-    val walletUiState: WalletUiState by viewModel.walletUiState.collectAsStateWithLifecycle()
+    val uiState: WalletUiState by viewModel.uiState.collectAsStateWithLifecycle()
     WalletScreen(
-        uiState = walletUiState,
+        uiState = uiState,
         onWalletConfigChange = { config -> viewModel.updateConfig(config) },
+        onTransactionClick = onTransactionClick,
         onBackClick = onBackClick,
         modifier = modifier,
     )
@@ -42,20 +49,113 @@ fun WalletRoute(
 @Composable
 private fun WalletScreen(
     uiState: WalletUiState,
+    onWalletConfigChange: (WalletConfig) -> Unit,
+    onTransactionClick: (String, Long) -> Unit,
+    onBackClick: () -> Unit,
     modifier: Modifier = Modifier,
-    onWalletConfigChange: (WalletConfig) -> Unit = {},
-    onBackClick: () -> Unit = {},
 ) {
     when (uiState) {
-        WalletUiState.Error -> WalletScreenError(onBackClick = onBackClick)
-        WalletUiState.Loading -> WalletScreenLoading(onBackClick = onBackClick)
-        is WalletUiState.Success -> WalletScreenPopulated(
-            walletConfig = uiState.config,
-            ledger = uiState.ledger,
+        is WalletUiState.Loaded -> WalletScreenLoaded(
+            uiState = uiState,
             onWalletConfigChange = onWalletConfigChange,
+            onTransactionClick = onTransactionClick,
             onBackClick = onBackClick,
             modifier = modifier,
         )
+
+        WalletUiState.Error -> WalletScreenError(onBackClick = onBackClick)
+        WalletUiState.Loading -> WalletScreenLoading(onBackClick = onBackClick)
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun WalletScreenLoaded(
+    uiState: WalletUiState.Loaded,
+    onWalletConfigChange: (WalletConfig) -> Unit,
+    onTransactionClick: (String, Long) -> Unit,
+    onBackClick: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    var showRenameDialog by remember { mutableStateOf(false) }
+
+    Scaffold(topBar = {
+        Toolbar(navigationIcon = {
+            IconButton(onClick = onBackClick) {
+                Icon(
+                    imageVector = AppIcons.ArrowBack,
+                    contentDescription = "Back",
+                )
+            }
+        }, actions = {
+            WalletKebabMenu(
+                onRenameClick = { showRenameDialog = true },
+                onDeleteClick = { },
+            )
+        })
+    }) { padding ->
+        Column(
+            modifier = modifier
+                .fillMaxSize()
+                .padding(padding),
+            horizontalAlignment = Alignment.CenterHorizontally,
+        ) {
+            Text(style = MaterialTheme.typography.headlineLarge, text = buildAnnotatedString {
+                append(MoneroCurrency.SYMBOL + " ")
+                withStyle(style = SpanStyle(fontWeight = FontWeight.Bold)) {
+                    append(
+                        MoneroCurrency.Format(precision = 5).format(uiState.balance.confirmedAmount)
+                    )
+                }
+            })
+            Text(text = uiState.config.name, style = MaterialTheme.typography.headlineSmall)
+
+            var selectedTabIndex by rememberSaveable { mutableStateOf(0) }
+
+            WalletHeaderTabs(
+                titles = listOf("Balance", "Transactions"),
+                selectedTabIndex = selectedTabIndex,
+                onTabSelected = { index -> selectedTabIndex = index },
+            )
+
+            when (selectedTabIndex) {
+                0 -> {
+                    WalletBalanceView(balance = uiState.balance, blockchainTime = uiState.blockchainTime)
+                }
+
+                1 -> {
+                    LazyColumn {
+                        transactionCardItems(
+                            items = uiState.transactions,
+                            onTransactionClick = onTransactionClick,
+                        )
+                    }
+                }
+            }
+        }
+
+        if (showRenameDialog) {
+            var name by remember { mutableStateOf(uiState.config.name) }
+            AlertDialog(
+                onDismissRequest = { showRenameDialog = false },
+                title = { Text("Enter wallet name") },
+                text = {
+                    OutlinedTextField(
+                        value = name,
+                        onValueChange = { name = it },
+                        singleLine = true,
+                    )
+                },
+                confirmButton = {
+                    TextButton(onClick = {
+                        onWalletConfigChange(uiState.config.copy(name = name))
+                        showRenameDialog = false
+                    }) {
+                        Text("Rename")
+                    }
+                },
+            )
+        }
     }
 }
 
@@ -71,85 +171,6 @@ private fun WalletScreenLoading(
 ) {
 }
 
-@OptIn(ExperimentalMaterial3Api::class)
-@Composable
-private fun WalletScreenPopulated(
-    walletConfig: WalletConfig,
-    ledger: Ledger,
-    onWalletConfigChange: (WalletConfig) -> Unit,
-    onBackClick: () -> Unit,
-    modifier: Modifier = Modifier,
-) {
-    var showRenameDialog by remember { mutableStateOf(false) }
-
-    Scaffold(
-        topBar = {
-            Toolbar(
-                navigationIcon = {
-                    IconButton(onClick = onBackClick) {
-                        Icon(
-                            imageVector = AppIcons.ArrowBack,
-                            contentDescription = "Back",
-                        )
-                    }
-                },
-                actions = {
-                    WalletKebabMenu(
-                        onRenameClick = { showRenameDialog = true },
-                        onDeleteClick = { },
-                    )
-                }
-            )
-        }
-    ) { padding ->
-        Column(
-            modifier = modifier
-                .fillMaxSize()
-                .padding(padding),
-            horizontalAlignment = Alignment.CenterHorizontally,
-        ) {
-            Text(
-                style = MaterialTheme.typography.headlineLarge,
-                text = buildAnnotatedString {
-                    append(MoneroCurrency.SYMBOL + " ")
-                    withStyle(style = SpanStyle(fontWeight = FontWeight.Bold)) {
-                        append(MoneroCurrency.Format(precision = 5).format(ledger.balance.confirmedAmount))
-                    }
-                }
-            )
-            Text(text = walletConfig.name, style = MaterialTheme.typography.headlineSmall)
-
-            WalletBalanceView(
-                balance = ledger.balance,
-                blockchainTime = ledger.checkedAt,
-            )
-        }
-
-        if (showRenameDialog) {
-            var name by remember { mutableStateOf(walletConfig.name) }
-            AlertDialog(
-                onDismissRequest = { showRenameDialog = false },
-                title = { Text("Enter wallet name") },
-                text = {
-                    OutlinedTextField(
-                        value = name,
-                        onValueChange = { name = it },
-                        singleLine = true,
-                    )
-                },
-                confirmButton = {
-                    TextButton(onClick = {
-                        onWalletConfigChange(walletConfig.copy(name = name))
-                        showRenameDialog = false
-                    }) {
-                        Text("Rename")
-                    }
-                },
-            )
-        }
-    }
-}
-
 @Composable
 private fun WalletKebabMenu(
     onRenameClick: () -> Unit,
@@ -184,26 +205,57 @@ private fun WalletKebabMenu(
     }
 }
 
+@Composable
+fun WalletHeaderTabs(
+    titles: List<String>,
+    selectedTabIndex: Int,
+    onTabSelected: (Int) -> Unit,
+) {
+    Column {
+        TabRow(selectedTabIndex = selectedTabIndex) {
+            titles.forEachIndexed { index, title ->
+                Tab(
+                    selected = index == selectedTabIndex,
+                    onClick = { onTabSelected(index) },
+                    text = {
+                        Text(
+                            text = title,
+                            style = MaterialTheme.typography.bodyLarge,
+                            overflow = TextOverflow.Ellipsis,
+                        )
+                    },
+                )
+            }
+        }
+    }
+}
+
 @Preview
 @Composable
-private fun WalletScreenPreview() {
+private fun WalletScreenPopulated(
+    @PreviewParameter(WalletScreenPreviewParameterProvider::class) ledger: Ledger,
+) {
     AppTheme {
         WalletScreen(
-            uiState = WalletUiState.Success(
-                WalletConfig(
+            uiState = WalletUiState.Loaded(
+                config = WalletConfig(
                     id = 0,
-                    publicAddress = "888tNkZrPN6JsEgekjMnABU4TBzc2Dt29EPAvkRxbANsAnjyPbb3iQ1YBRk1UXcdRsiKc9dhwMVgN5S9cQUiyoogDavup3H",
+                    publicAddress = ledger.primaryAddress,
                     filename = "",
                     name = "Personal",
                     remoteNodes = emptySet(),
                 ),
-                Ledger(
-                    publicAddress = "888tNkZrPN6JsEgekjMnABU4TBzc2Dt29EPAvkRxbANsAnjyPbb3iQ1YBRk1UXcdRsiKc9dhwMVgN5S9cQUiyoogDavup3H",
-                    transactions = emptyMap(),
-                    enotes = emptySet(),
-                    checkedAt = BlockchainTime.Genesis,
-                ),
+                balance = ledger.balance,
+                blockchainTime = ledger.checkedAt,
+                transactions = emptyList(),
             ),
+            onWalletConfigChange = {},
+            onTransactionClick = { _: String, _: Long -> },
+            onBackClick = {},
         )
     }
 }
+
+private class WalletScreenPreviewParameterProvider : PreviewParameterProvider<Ledger> {
+    override val values = sequenceOf(PreviewParameterData.ledger)
+}
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletViewModel.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletViewModel.kt
index 8d30307..becc6d4 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletViewModel.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/WalletViewModel.kt
@@ -4,21 +4,23 @@ import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import androidx.lifecycle.viewmodel.initializer
 import androidx.lifecycle.viewmodel.viewModelFactory
-import im.molly.monero.Ledger
+import im.molly.monero.Balance
+import im.molly.monero.BlockchainTime
 import im.molly.monero.demo.AppModule
 import im.molly.monero.demo.common.Result
 import im.molly.monero.demo.common.asResult
 import im.molly.monero.demo.data.WalletRepository
 import im.molly.monero.demo.data.model.WalletConfig
+import im.molly.monero.demo.data.model.WalletTransaction
 import kotlinx.coroutines.flow.*
 import kotlinx.coroutines.launch
 
 class WalletViewModel(
-    private val walletId: Long,
+    walletId: Long,
     private val walletRepository: WalletRepository = AppModule.walletRepository,
 ) : ViewModel() {
 
-    val walletUiState: StateFlow<WalletUiState> = walletUiState(
+    val uiState: StateFlow<WalletUiState> = walletUiState(
         walletId = walletId,
         walletRepository = walletRepository,
     ).stateIn(
@@ -33,6 +35,8 @@ class WalletViewModel(
                 WalletViewModel(walletId)
             }
         }
+
+        fun key(walletId: Long): String = "wallet_$walletId"
     }
 
     fun updateConfig(config: WalletConfig) {
@@ -53,11 +57,19 @@ private fun walletUiState(
     ).asResult().map { result ->
         when (result) {
             is Result.Success -> {
-                WalletUiState.Success(result.data.first, result.data.second)
+                val config = result.data.first
+                val ledger = result.data.second
+                val balance = ledger.balance
+                val blockchainTime = ledger.checkedAt
+                val transactions =
+                    ledger.transactions.map { WalletTransaction(config.id, it.value) }
+                WalletUiState.Loaded(config, blockchainTime, balance, transactions)
             }
+
             is Result.Loading -> {
                 WalletUiState.Loading
             }
+
             is Result.Error -> {
                 WalletUiState.Error
             }
@@ -66,9 +78,11 @@ private fun walletUiState(
 }
 
 sealed interface WalletUiState {
-    data class Success(
+    data class Loaded(
         val config: WalletConfig,
-        val ledger: Ledger,
+        val blockchainTime: BlockchainTime,
+        val balance: Balance,
+        val transactions: List<WalletTransaction>,
     ) : WalletUiState
 
     data object Error : WalletUiState
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/HistoryNavigation.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/HistoryNavigation.kt
index 1138225..22e8792 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/HistoryNavigation.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/HistoryNavigation.kt
@@ -12,8 +12,12 @@ fun NavController.navigateToHistory(navOptions: NavOptions? = null) {
     navigate(historyNavRoute, navOptions)
 }
 
-fun NavGraphBuilder.historyScreen() {
+fun NavGraphBuilder.historyScreen(
+    navigateToTransaction: (String, Long) -> Unit,
+) {
     composable(route = historyNavRoute) {
-        HistoryRoute()
+        HistoryRoute(
+            navigateToTransaction = navigateToTransaction,
+        )
     }
 }
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/NavGraph.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/NavGraph.kt
index 67ab25c..54267a5 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/NavGraph.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/NavGraph.kt
@@ -25,13 +25,23 @@ fun NavGraph(
                 navController.navigateToAddWalletWizardGraph()
             },
         )
-        historyScreen()
+        historyScreen(
+            navigateToTransaction = { txId, walletId ->
+                navController.navigateToTransaction(txId, walletId)
+            },
+        )
         settingsScreen(
             navigateToEditRemoteNode = { remoteNodeId ->
                 navController.navigateToEditRemoteNode(remoteNodeId)
             },
         )
         walletScreen(
+            navigateToTransaction = { txId, walletId ->
+                navController.navigateToTransaction(txId, walletId)
+            },
+            onBackClick = onBackClick,
+        )
+        transactionScreen(
             onBackClick = onBackClick,
         )
         editRemoteNodeDialog(
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/TransactionNavigation.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/TransactionNavigation.kt
new file mode 100644
index 0000000..12e7bfe
--- /dev/null
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/TransactionNavigation.kt
@@ -0,0 +1,36 @@
+package im.molly.monero.demo.ui.navigation
+
+import androidx.navigation.*
+import androidx.navigation.compose.composable
+import im.molly.monero.demo.ui.TransactionRoute
+
+const val transactionNavRoute = "tx"
+
+private const val txIdArg = "txId"
+private const val walletIdArg = "walletId"
+
+fun NavController.navigateToTransaction(txId: String, walletId: Long) {
+    val route = "$transactionNavRoute/$txId/$walletId"
+    navigate(route)
+}
+
+fun NavGraphBuilder.transactionScreen(
+    onBackClick: () -> Unit,
+) {
+    composable(
+        route = "$transactionNavRoute/{$txIdArg}/{$walletIdArg}",
+        arguments = listOf(
+            navArgument(txIdArg) { type = NavType.StringType },
+            navArgument(walletIdArg) { type = NavType.LongType },
+        )
+    ) {
+        val arguments = requireNotNull(it.arguments)
+        val txId = arguments.getString(txIdArg)
+        val walletId = arguments.getLong(walletIdArg)
+        TransactionRoute(
+            txId = txId!!,
+            walletId = walletId,
+            onBackClick = onBackClick,
+        )
+    }
+}
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/WalletNavigation.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/WalletNavigation.kt
index a99f437..ace6585 100644
--- a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/WalletNavigation.kt
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/navigation/WalletNavigation.kt
@@ -32,6 +32,7 @@ fun NavController.navigateToAddWalletSecondStep(restoreWallet: Boolean) {
 }
 
 fun NavGraphBuilder.walletScreen(
+    navigateToTransaction: (String, Long) -> Unit,
     onBackClick: () -> Unit,
 ) {
     composable(
@@ -44,6 +45,7 @@ fun NavGraphBuilder.walletScreen(
         val walletId = arguments.getLong(walletIdArg)
         WalletRoute(
             walletId = walletId,
+            onTransactionClick = navigateToTransaction,
             onBackClick = onBackClick,
         )
     }
diff --git a/demo/android/src/main/kotlin/im/molly/monero/demo/ui/preview/PreviewParameterData.kt b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/preview/PreviewParameterData.kt
new file mode 100644
index 0000000..49eb36d
--- /dev/null
+++ b/demo/android/src/main/kotlin/im/molly/monero/demo/ui/preview/PreviewParameterData.kt
@@ -0,0 +1,37 @@
+package im.molly.monero.demo.ui.preview
+
+import im.molly.monero.BlockHeader
+import im.molly.monero.BlockchainTime
+import im.molly.monero.HashDigest
+import im.molly.monero.Ledger
+import im.molly.monero.MoneroAmount
+import im.molly.monero.PaymentDetail
+import im.molly.monero.PublicAddress
+import im.molly.monero.Transaction
+import im.molly.monero.TxState
+import im.molly.monero.xmr
+
+object PreviewParameterData {
+    val recipients =
+        listOf(PublicAddress.parse("888tNkZrPN6JsEgekjMnABU4TBzc2Dt29EPAvkRxbANsAnjyPbb3iQ1YBRk1UXcdRsiKc9dhwMVgN5S9cQUiyoogDavup3H"))
+
+    val transactions = listOf(
+        Transaction(
+            hash = HashDigest("e7a60483591378d536792d070f2bf6ccb7d0666df03b57f485ddaf66899a294b"),
+            state = TxState.OnChain(BlockHeader(height = 2999840, epochSecond = 1697792826)),
+            timeLock = BlockchainTime.Block(2999850),
+            sent = emptySet(),
+            received = emptySet(),
+            payments = listOf(PaymentDetail((0.10).xmr, recipients.first())),
+            fee = 0.00093088.xmr,
+            change = MoneroAmount.ZERO,
+        ),
+    )
+
+    val ledger = Ledger(
+        primaryAddress = "4AYjQM9HoAFNUeC3cvSfgeAN89oMMpMqiByvunzSzhn97cj726rJj3x8hCbH58UnMqQJShczCxbpWRiCJQ3HCUDHLiKuo4T",
+        checkedAt = BlockchainTime.Block(2999840),
+        enotes = emptySet(),
+        transactions = transactions.associateBy { it.txId },
+    )
+}
diff --git a/lib/android/src/main/kotlin/im/molly/monero/AccountAddress.kt b/lib/android/src/main/kotlin/im/molly/monero/AccountAddress.kt
index 8dcade7..2026e78 100644
--- a/lib/android/src/main/kotlin/im/molly/monero/AccountAddress.kt
+++ b/lib/android/src/main/kotlin/im/molly/monero/AccountAddress.kt
@@ -6,14 +6,18 @@ data class AccountAddress(
     val subAddressIndex: Int = 0,
 ) : PublicAddress by publicAddress {
 
+    val isPrimaryAddress: Boolean
+        get() = accountIndex == 0 && subAddressIndex == 0
+
     init {
         when (publicAddress) {
-            is SubAddress -> require(accountIndex != -1 && subAddressIndex != -1)
-            else -> require(accountIndex == 0 && subAddressIndex == 0)
+            is StandardAddress -> require(isPrimaryAddress) {
+                "Standard addresses must have subaddress indices set to zero"
+            }
+            is SubAddress -> require(accountIndex != -1 && subAddressIndex != -1) {
+                "Invalid subaddress indices"
+            }
+            else -> throw IllegalArgumentException("Unsupported address type")
         }
     }
-
-    fun belongsTo(targetAccountIndex: Int): Boolean {
-        return accountIndex == targetAccountIndex
-    }
 }
diff --git a/lib/android/src/main/kotlin/im/molly/monero/Enote.kt b/lib/android/src/main/kotlin/im/molly/monero/Enote.kt
index 0fb7fc6..de49778 100644
--- a/lib/android/src/main/kotlin/im/molly/monero/Enote.kt
+++ b/lib/android/src/main/kotlin/im/molly/monero/Enote.kt
@@ -9,7 +9,8 @@ class Enote(
     val sourceTxId: String?,
 ) {
     init {
-        require(age >= 0) { "Enote age $age must not be negative" }
+        require(amount > 0) { "Amount must be greater than 0" }
+        require(age >= 0) { "Age cannot be negative" }
     }
 
     var spent: Boolean = false
diff --git a/lib/android/src/main/kotlin/im/molly/monero/Ledger.kt b/lib/android/src/main/kotlin/im/molly/monero/Ledger.kt
index fc9f02b..11ce457 100644
--- a/lib/android/src/main/kotlin/im/molly/monero/Ledger.kt
+++ b/lib/android/src/main/kotlin/im/molly/monero/Ledger.kt
@@ -3,7 +3,7 @@ package im.molly.monero
 //import im.molly.monero.proto.LedgerProto
 
 data class Ledger(
-    val publicAddress: String,
+    val primaryAddress: String,
     val transactions: Map<String, Transaction>,
     val enotes: Set<TimeLocked<Enote>>,
     val checkedAt: BlockchainTime,
diff --git a/lib/android/src/main/kotlin/im/molly/monero/MoneroAmount.kt b/lib/android/src/main/kotlin/im/molly/monero/MoneroAmount.kt
index e96a8f6..4d6267b 100644
--- a/lib/android/src/main/kotlin/im/molly/monero/MoneroAmount.kt
+++ b/lib/android/src/main/kotlin/im/molly/monero/MoneroAmount.kt
@@ -15,7 +15,8 @@ value class MoneroAmount(val atomicUnits: Long) : Parcelable {
         val ZERO = MoneroAmount(0)
     }
 
-    fun toXmr(): BigDecimal = BigDecimal.valueOf(atomicUnits, ATOMIC_UNIT_SCALE)
+    val xmr: BigDecimal
+        get() = BigDecimal.valueOf(atomicUnits, ATOMIC_UNIT_SCALE)
 
     override fun toString() = atomicUnits.toString()
 
diff --git a/lib/android/src/main/kotlin/im/molly/monero/MoneroCurrency.kt b/lib/android/src/main/kotlin/im/molly/monero/MoneroCurrency.kt
index 635e06e..7615532 100644
--- a/lib/android/src/main/kotlin/im/molly/monero/MoneroCurrency.kt
+++ b/lib/android/src/main/kotlin/im/molly/monero/MoneroCurrency.kt
@@ -8,10 +8,8 @@ object MoneroCurrency {
 
     const val MAX_PRECISION = MoneroAmount.ATOMIC_UNIT_SCALE
 
-    val DefaultFormat = Format()
-
-    data class Format(
-        val precision: Int = MAX_PRECISION,
+    open class Format(
+        val precision: Int,
         val locale: Locale = Locale.US,
     ) {
         init {
@@ -24,10 +22,36 @@ object MoneroCurrency {
             minimumFractionDigits = precision
         }
 
-        fun format(amount: MoneroAmount): String = numberFormat.format(amount.toXmr())
+        open fun format(amount: MoneroAmount): String {
+            return numberFormat.format(amount.xmr)
+        }
 
-        fun parse(source: String): MoneroAmount {
+        open fun parse(source: String): MoneroAmount {
             TODO()
         }
     }
+
+    val ExactFormat = object : Format(MoneroAmount.ATOMIC_UNIT_SCALE) {
+        override fun format(amount: MoneroAmount) = buildString {
+            val num = amount.atomicUnits.toString()
+
+            if (precision < num.length) {
+                val point = num.length - precision
+                append(num.substring(0, point))
+                append('.')
+                append(num.substring(point))
+            } else {
+                append("0.")
+                for (i in 1..(precision - num.length)) {
+                    append('0')
+                }
+                append(num)
+            }
+        }
+    }
+
+
+    fun format(amount: MoneroAmount, outputFormat: Format = ExactFormat): String {
+        return outputFormat.format(amount)
+    }
 }
diff --git a/lib/android/src/main/kotlin/im/molly/monero/PublicAddress.kt b/lib/android/src/main/kotlin/im/molly/monero/PublicAddress.kt
index 99d60d4..3f62eb3 100644
--- a/lib/android/src/main/kotlin/im/molly/monero/PublicAddress.kt
+++ b/lib/android/src/main/kotlin/im/molly/monero/PublicAddress.kt
@@ -2,7 +2,8 @@ package im.molly.monero
 
 import im.molly.monero.util.decodeBase58
 
-interface PublicAddress {
+sealed interface PublicAddress {
+    val address: String
     val network: MoneroNetwork
     val subAddress: Boolean
     // viewPublicKey: ByteArray
@@ -19,19 +20,18 @@ interface PublicAddress {
                 throw InvalidAddress("Address too short")
             }
 
-            val prefix = decoded[0].toLong()
-
-            StandardAddress.prefixes[prefix]?.let { network ->
-                return StandardAddress(network)
+            return when (val prefix = decoded[0].toLong()) {
+                in StandardAddress.prefixes -> {
+                    StandardAddress(publicAddress, StandardAddress.prefixes[prefix]!!)
+                }
+                in SubAddress.prefixes -> {
+                    SubAddress(publicAddress, SubAddress.prefixes[prefix]!!)
+                }
+                in IntegratedAddress.prefixes -> {
+                    TODO()
+                }
+                else -> throw InvalidAddress("Unrecognized address prefix")
             }
-            SubAddress.prefixes[prefix]?.let { network ->
-                return SubAddress(network)
-            }
-            IntegratedAddress.prefixes[prefix]?.let { network ->
-                TODO()
-            }
-
-            throw InvalidAddress("Unrecognized address prefix")
         }
     }
 }
@@ -39,6 +39,7 @@ interface PublicAddress {
 class InvalidAddress(message: String, cause: Throwable? = null) : Exception(message, cause)
 
 data class StandardAddress(
+    override val address: String,
     override val network: MoneroNetwork,
 ) : PublicAddress {
     override val subAddress = false
@@ -50,9 +51,12 @@ data class StandardAddress(
             24L to MoneroNetwork.Stagenet,
         )
     }
+
+    override fun toString(): String = address
 }
 
 data class SubAddress(
+    override val address: String,
     override val network: MoneroNetwork,
 ) : PublicAddress {
     override val subAddress = true
@@ -64,9 +68,12 @@ data class SubAddress(
             36L to MoneroNetwork.Stagenet,
         )
     }
+
+    override fun toString(): String = address
 }
 
 data class IntegratedAddress(
+    override val address: String,
     override val network: MoneroNetwork,
     val paymentId: Long,
 ) : PublicAddress {
@@ -79,4 +86,6 @@ data class IntegratedAddress(
             25L to MoneroNetwork.Stagenet,
         )
     }
+
+    override fun toString(): String = address
 }