diff --git a/src/WidgetMessaging.js b/src/WidgetMessaging.js
index 74d5b91428..0f23413b5f 100644
--- a/src/WidgetMessaging.js
+++ b/src/WidgetMessaging.js
@@ -164,7 +164,7 @@ function stopListening() {
 function addEndpoint(widgetId, endpointUrl) {
     const u = URL.parse(endpointUrl);
     if (!u || !u.protocol || !u.host) {
-        console.warn("Invalid origin");
+        console.warn("Invalid origin:", endpointUrl);
         return;
     }
 
diff --git a/src/components/views/elements/AppTile.js b/src/components/views/elements/AppTile.js
index 1dbb7af586..7fe79e4684 100644
--- a/src/components/views/elements/AppTile.js
+++ b/src/components/views/elements/AppTile.js
@@ -52,11 +52,13 @@ export default React.createClass({
         userId: React.PropTypes.string.isRequired,
         // UserId of the entity that added / modified the widget
         creatorUserId: React.PropTypes.string,
+        waitForIframeLoad: React.PropTypes.bool,
     },
 
     getDefaultProps() {
         return {
             url: "",
+            waitForIframeLoad: true,
         };
     },
 
@@ -71,7 +73,7 @@ export default React.createClass({
         const hasPermissionToLoad = localStorage.getItem(widgetPermissionId);
         return {
             initialising: true,   // True while we are mangling the widget URL
-            loading: true,        // True while the iframe content is loading
+            loading: this.props.waitForIframeLoad,        // True while the iframe content is loading
             widgetUrl: this._addWurlParams(newProps.url),
             widgetPermissionId: widgetPermissionId,
             // Assume that widget has permission to load if we are the user who
diff --git a/src/components/views/rooms/AppsDrawer.js b/src/components/views/rooms/AppsDrawer.js
index 423f345b1d..fca690e9d8 100644
--- a/src/components/views/rooms/AppsDrawer.js
+++ b/src/components/views/rooms/AppsDrawer.js
@@ -133,14 +133,18 @@ module.exports = React.createClass({
             '$matrix_avatar_url': user ? MatrixClientPeg.get().mxcUrlToHttp(user.avatarUrl) : '',
         };
 
+        app.id = appId;
+        app.name = app.name || app.type;
+
         if (app.data) {
             Object.keys(app.data).forEach((key) => {
                 params['$' + key] = app.data[key];
             });
+
+            app.waitForIframeLoad = (app.data.waitForIframeLoad === 'false' ? false : true);
+            console.log("wait for iframe load:", app.waitForIframeLoad, app.id);
         }
 
-        app.id = appId;
-        app.name = app.name || app.type;
         app.url = this.encodeUri(app.url, params);
         app.creatorUserId = (sender && sender.userId) ? sender.userId : null;
 
@@ -224,6 +228,7 @@ module.exports = React.createClass({
                     userId={this.props.userId}
                     show={this.props.showApps}
                     creatorUserId={app.creatorUserId}
+                    waitForIframeLoad={app.waitForIframeLoad}
                 />);
             });