diff --git a/src/component-index.js b/src/component-index.js
index 3d814035e..3a9042df0 100644
--- a/src/component-index.js
+++ b/src/component-index.js
@@ -32,6 +32,7 @@ module.exports.components['structures.RoomSubList'] = require('./components/stru
 module.exports.components['structures.ViewSource'] = require('./components/structures/ViewSource');
 module.exports.components['views.elements.ImageView'] = require('./components/views/elements/ImageView');
 module.exports.components['views.elements.Spinner'] = require('./components/views/elements/Spinner');
+module.exports.components['views.globals.GuestWarningBar'] = require('./components/views/globals/GuestWarningBar');
 module.exports.components['views.globals.MatrixToolbar'] = require('./components/views/globals/MatrixToolbar');
 module.exports.components['views.login.VectorCustomServerDialog'] = require('./components/views/login/VectorCustomServerDialog');
 module.exports.components['views.login.VectorLoginFooter'] = require('./components/views/login/VectorLoginFooter');
diff --git a/src/components/views/globals/GuestWarningBar.js b/src/components/views/globals/GuestWarningBar.js
new file mode 100644
index 000000000..88940f353
--- /dev/null
+++ b/src/components/views/globals/GuestWarningBar.js
@@ -0,0 +1,44 @@
+/*
+Copyright 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+var React = require('react');
+var dis = require('matrix-react-sdk/lib/dispatcher')
+
+module.exports = React.createClass({
+    displayName: 'GuestWarningBar',
+
+    onRegisterClicked: function() {
+        dis.dispatch({'action': 'logout'});
+        dis.dispatch({'action': 'start_registration'});
+    },
+ 
+    onLoginClicked: function() {
+        dis.dispatch({'action': 'logout'});
+        dis.dispatch({'action': 'start_login'});
+    },
+
+    render: function() {
+        return (
+            <div className="mx_GuestWarningBar">
+                <img className="mx_GuestWarningBar_warning" src="img/warning.svg" width="24" height="23" alt="/!\"/>
+                <div>
+                    You are using Vector as a guest. <a onClick={this.onRegisterClicked}>Register</a> or <a onClick={this.onLoginClicked}>log in</a> to access more rooms and features.
+                </div>
+            </div>
+        );
+    }
+});
+
diff --git a/src/skins/vector/css/matrix-react-sdk/structures/MatrixChat.css b/src/skins/vector/css/matrix-react-sdk/structures/MatrixChat.css
index 88d558deb..47db997c3 100644
--- a/src/skins/vector/css/matrix-react-sdk/structures/MatrixChat.css
+++ b/src/skins/vector/css/matrix-react-sdk/structures/MatrixChat.css
@@ -50,6 +50,16 @@ limitations under the License.
     height: 40px;
 }
 
+.mx_GuestWarningBar {
+    -webkit-box-ordinal-group: 1;
+    -moz-box-ordinal-group: 1;
+    -ms-flex-order: 1;
+    -webkit-order: 1;
+    order: 1;
+
+    height: 40px;
+}
+
 .mx_MatrixChat_toolbarShowing {
     height: auto;
 }
diff --git a/src/skins/vector/css/vector-web/views/globals/GuestWarningBar.css b/src/skins/vector/css/vector-web/views/globals/GuestWarningBar.css
new file mode 100644
index 000000000..717d75afe
--- /dev/null
+++ b/src/skins/vector/css/vector-web/views/globals/GuestWarningBar.css
@@ -0,0 +1,41 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+.mx_GuestWarningBar {
+    background-color: #76cfa6;
+    color: #fff;
+
+    display: -webkit-box;
+    display: -moz-box;
+    display: -ms-flexbox;
+    display: -webkit-flex;
+    display: flex;
+    -webkit-align-items: center;
+    align-items: center;
+}
+
+.mx_GuestWarningBar_warning {
+    margin-left: 16px;
+    margin-right: 8px;
+    margin-top: -2px;
+}
+
+.mx_GuestWarningBar a {
+    color: #fff ! important;
+    text-decoration: underline ! important;
+    cursor: pointer;
+}
+