diff --git a/retroshare-qml-app/src/qml.qrc b/retroshare-qml-app/src/qml.qrc
index dff5a5eb3..750787fca 100644
--- a/retroshare-qml-app/src/qml.qrc
+++ b/retroshare-qml-app/src/qml.qrc
@@ -22,5 +22,7 @@
         <file>qml/icons/emblem-locked.png</file>
         <file>qml/BusyOverlay.qml</file>
         <file>qml/URI.js</file>
+        <file>qml/TokensManager.qml</file>
+        <file>qml/qmldir</file>
     </qresource>
 </RCC>
diff --git a/retroshare-qml-app/src/qml/ChatView.qml b/retroshare-qml-app/src/qml/ChatView.qml
index 27b40461b..cdaed2d36 100644
--- a/retroshare-qml-app/src/qml/ChatView.qml
+++ b/retroshare-qml-app/src/qml/ChatView.qml
@@ -19,6 +19,7 @@
 import QtQuick 2.0
 import QtQuick.Controls 2.0
 import org.retroshare.qml_components.LibresapiLocalClient 1.0
+import "." //Needed for TokensManager singleton
 
 Item
 {
@@ -35,7 +36,7 @@ Item
 		{
 			chatModel.json = par.response
 			token = JSON.parse(par.response).statetoken
-			mainWindow.registerToken(token, refreshData)
+			TokensManager.registerToken(token, refreshData)
 
 			if(chatListView.visible)
 			{
diff --git a/retroshare-qml-app/src/qml/Contacts.qml b/retroshare-qml-app/src/qml/Contacts.qml
index a9052df28..c7fe75783 100644
--- a/retroshare-qml-app/src/qml/Contacts.qml
+++ b/retroshare-qml-app/src/qml/Contacts.qml
@@ -21,6 +21,7 @@ import QtQuick.Controls 2.0
 import QtQuick.Dialogs 1.2
 import QtQml.Models 2.2
 import org.retroshare.qml_components.LibresapiLocalClient 1.0
+import "." //Needed for TokensManager singleton
 
 Item
 {
@@ -53,7 +54,7 @@ Item
 		if (contactsListModel.model.count < 1)
 			contactsListModel.json = par.response
 		var token = JSON.parse(par.response).statetoken
-		mainWindow.registerToken(token, refreshContacts)
+		TokensManager.registerToken(token, refreshContacts)
 		contactsSortWorker.sendMessage(
 					{'action': 'refreshContacts', 'response': par.response})
 	}
@@ -69,7 +70,7 @@ Item
 		console.log("contactsView.refreshOwnCallback(par)", visible)
 		var json = JSON.parse(par.response)
 		var token = json.statetoken
-		mainWindow.registerToken(token, refreshOwn)
+		TokensManager.registerToken(token, refreshOwn)
 
 		if(json.data.length > 0)
 		{
@@ -95,7 +96,7 @@ Item
 	{
 		console.log("contactsView.refreshUnreadCB()", visible)
 		var json = JSON.parse(par.response)
-		mainWindow.registerToken(json.statetoken, refreshUnread)
+		TokensManager.registerToken(json.statetoken, refreshUnread)
 		contactsSortWorker.sendMessage(
 					{'action': 'refreshUnread', 'response': par.response})
 	}
diff --git a/retroshare-qml-app/src/qml/TokensManager.qml b/retroshare-qml-app/src/qml/TokensManager.qml
new file mode 100644
index 000000000..5ccb35014
--- /dev/null
+++ b/retroshare-qml-app/src/qml/TokensManager.qml
@@ -0,0 +1,108 @@
+/*
+ * RetroShare Android QML App
+ * Copyright (C) 2017  Gioacchino Mazzurco <gio@eigenlab.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+pragma Singleton
+
+import QtQml 2.2
+import org.retroshare.qml_components.LibresapiLocalClient 1.0
+
+QtObject
+{
+	id: tokensManager
+
+	property var tokens: ({})
+	function registerToken(token, callback)
+	{
+		if (Array.isArray(tokens[token]))
+		{
+			// Do not register if it is registered already
+			var arrLen = tokens[token].length
+			for(var i=0; i<arrLen; ++i)
+			{
+				if(callback === tokens[token][i])
+				{
+					console.warn("tokensManager.registerToken(token, callback)",
+								 "Attempt to register same callback twice for:",
+								 i, token, callback)
+					return
+				}
+			}
+			tokens[token].push(callback)
+		}
+		else tokens[token] = [callback]
+	}
+	function tokenExpire(token)
+	{
+		if(Array.isArray(tokens[token]))
+		{
+			var arrLen = tokens[token].length
+			for(var i=0; i<arrLen; ++i)
+			{
+				var tokCallback = tokens[token][i]
+				if (typeof tokCallback == 'function')
+				{
+					console.log("event token", token, tokCallback)
+					tokCallback()
+				}
+			}
+		}
+
+		delete tokens[token]
+	}
+	function isTokenValid(token) { return Array.isArray(tokens[token]) }
+
+	property alias refreshInterval: refreshTokensTimer.interval
+
+	property LibresapiLocalClient refreshTokensApi: LibresapiLocalClient
+	{
+		id: refreshTokensApi
+
+		onResponseReceived:
+		{
+			var jsonData = JSON.parse(msg).data
+			var arrayLength = jsonData.length
+			for (var i = 0; i < arrayLength; i++)
+			{
+				tokensManager.tokenExpire(jsonData[i])
+			}
+		}
+
+		Component.onCompleted:
+		{
+			if(QT_DEBUG) debug = false
+
+			openConnection(apiSocketPath)
+			refreshTokensTimer.start()
+		}
+
+		function refreshTokens()
+		{
+			request("/statetokenservice/*",
+					'['+Object.keys(tokensManager.tokens)+']')
+		}
+	}
+
+	property Timer refreshTokensTimer: Timer
+	{
+		id: refreshTokensTimer
+		interval: 1500
+		repeat: true
+		triggeredOnStart: true
+		onTriggered: refreshTokensApi.refreshTokens()
+	}
+}
diff --git a/retroshare-qml-app/src/qml/TrustedNodesView.qml b/retroshare-qml-app/src/qml/TrustedNodesView.qml
index 82f18ec8b..3ffeb6dee 100644
--- a/retroshare-qml-app/src/qml/TrustedNodesView.qml
+++ b/retroshare-qml-app/src/qml/TrustedNodesView.qml
@@ -20,6 +20,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.0
 import QtQuick.Dialogs 1.2
 import "jsonpath.js" as JSONPath
+import "." //Needed for TokensManager singleton
 
 Item
 {
@@ -33,7 +34,7 @@ Item
 	{
 		jsonModel.json = par.response
 		token = JSON.parse(par.response).statetoken
-		mainWindow.registerToken(token, refreshData)
+		TokensManager.registerToken(token, refreshData)
 	}
 	function refreshData()
 	{ if(visible) rsApi.request("/peers/*", "", refreshDataCallback) }
diff --git a/retroshare-qml-app/src/qml/main.qml b/retroshare-qml-app/src/qml/main.qml
index 526539ad4..7c0915800 100644
--- a/retroshare-qml-app/src/qml/main.qml
+++ b/retroshare-qml-app/src/qml/main.qml
@@ -20,6 +20,7 @@ import QtQuick 2.2
 import QtQuick.Controls 2.0
 import org.retroshare.qml_components.LibresapiLocalClient 1.0
 import "URI.js" as URI
+import "." //Needed for TokensManager singleton
 
 ApplicationWindow
 {
@@ -31,38 +32,11 @@ ApplicationWindow
 
 	property string pgp_name
 
-	property var tokens: ({})
-	function registerToken(token, callback)
-	{
-		if (Array.isArray(tokens[token])) tokens[token].push(callback)
-		else tokens[token] = [callback]
-	}
-	function tokenExpire(token)
-	{
-		if(Array.isArray(tokens[token]))
-		{
-			var arrLen = tokens[token].length
-			for(var i=0; i<arrLen; ++i)
-			{
-				var tokCallback = tokens[token][i]
-				if (typeof tokCallback == 'function')
-				{
-					console.log("event token", token, tokCallback)
-					tokCallback()
-				}
-			}
-		}
-
-		delete tokens[token]
-	}
-	function isTokenValid(token) { return Array.isArray(tokens[token]) }
-
 	function handleIntentUri(uriStr)
 	{
 		console.log("handleIntentUri", JSON.stringify(URI.parse(uriStr), null, 1))
 	}
 
-
 	header: ToolBar
 	{
 		id: toolBar
@@ -199,43 +173,6 @@ ApplicationWindow
 		]
 	}
 
-	LibresapiLocalClient
-	{
-		id: refreshTokensApi
-
-		onResponseReceived:
-		{
-			var jsonData = JSON.parse(msg).data
-			var arrayLength = jsonData.length;
-			for (var i = 0; i < arrayLength; i++)
-				mainWindow.tokenExpire(jsonData[i])
-		}
-
-		Component.onCompleted:
-		{
-			if(QT_DEBUG) debug = false
-
-			openConnection(apiSocketPath)
-			refreshTokensTimer.start()
-		}
-
-		function refreshTokens()
-		{
-			var ret = request("/statetokenservice/*",
-							  '['+Object.keys(mainWindow.tokens)+']')
-			if(ret < 1) stackView.state = "core_down"
-		}
-	}
-
-	Timer
-	{
-		id: refreshTokensTimer
-		interval: 1500
-		repeat: true
-		triggeredOnStart: true
-		onTriggered: refreshTokensApi.refreshTokens()
-	}
-
 	Timer
 	{
 		id: coreStateCheckTimer
diff --git a/retroshare-qml-app/src/qml/qmldir b/retroshare-qml-app/src/qml/qmldir
new file mode 100644
index 000000000..087adf650
--- /dev/null
+++ b/retroshare-qml-app/src/qml/qmldir
@@ -0,0 +1 @@
+singleton TokensManager 1.0 TokensManager.qml