diff --git a/qml/Desktop.qml b/qml/Desktop.qml
index 5cbbfce..efb3cc9 100644
--- a/qml/Desktop.qml
+++ b/qml/Desktop.qml
@@ -2,15 +2,20 @@ import QtQuick 2.0
 import LJTuner 1.0
 
 Item {
-	anchors.fill: parent
+	width: 400
+	height: 300
+
 	Tuner {
 		id: tuner
 		running: true
 	}
-	Text {
-		text: tuner.freq.toFixed(2) + " Hz"
-		font.pixelSize: parent.height / 4
-		anchors.horizontalCenter: parent.horizontalCenter
-		anchors.verticalCenter: parent.verticalCenter
+
+	DesktopTheme {
+		id: theme
+	}
+
+	SimpleDisplay {
+		theme: theme
+		tuner: tuner
 	}
 }
diff --git a/qml/DesktopTheme.qml b/qml/DesktopTheme.qml
new file mode 100644
index 0000000..059b272
--- /dev/null
+++ b/qml/DesktopTheme.qml
@@ -0,0 +1,12 @@
+import QtQuick 2.0
+
+Item {
+	property color primaryColor: "#000000"
+	property color secondaryColor: "#444444"
+	property int paddingSmall: 4
+	property int paddingLarge: 20
+	property int fontSizeSmall: 10
+	property int fontSizeMedium: 16
+	property int fontSizeLarge: 25
+	property int fontSizeExtraLarge: 40
+}
diff --git a/qml/Sailfish.qml b/qml/Sailfish.qml
index ba25acb..93680bd 100644
--- a/qml/Sailfish.qml
+++ b/qml/Sailfish.qml
@@ -16,22 +16,25 @@ ApplicationWindow {
 	property QtObject tuner
 
 	initialPage: Component {
-		ApplicationWindow {
+		Page {
+			id: page
+			allowedOrientations: Orientation.All
+
+			SilicaFlickable {
+				anchors.fill: parent
+
+				SimpleDisplay {
+					theme: Theme
+					tuner: app.tuner
+				}
+
+			}
+
 			Tuner {
 				id: tunerObject
 				running: Qt.application.active && app.userRunning
 			}
 
-			property QtObject tuner: tunerObject
-
-			Text {
-				anchors.horizontalCenter: parent.horizontalCenter
-				anchors.verticalCenter: parent.verticalCenter
-				text: tuner.freq.toFixed(2) + " Hz"
-				font.pixelSize: 90
-				color: Theme.primaryColor
-			}
-
 			Component.onCompleted: {
 				app.tuner = tunerObject
 				//togglePause.connect(app.togglePause)
@@ -41,10 +44,9 @@ ApplicationWindow {
 
 	cover: Component {
 		CoverBackground {
-			Text {
-				color: Theme.primaryColor
-				font.pixelSize: 40
-				text: app.tuner.freq.toFixed(2) + " Hz"
+			SimpleDisplay {
+				theme: Theme
+				tuner: app.tuner
 			}
 		}
 	}
diff --git a/qml/Scene.qml b/qml/Scene.qml
index b591a54..0e3baeb 100644
--- a/qml/Scene.qml
+++ b/qml/Scene.qml
@@ -9,15 +9,8 @@ Item {
 	width: 600
 	height: 400
 
-	Item {
+	DesktopTheme {
 		id: theme
-		property color primaryColor: "#000000"
-		property color secondaryColor: "#444444"
-		property int paddingSmall: 4
-		property int paddingLarge: 20
-		property int fontSizeSmall: 10
-		property int fontSizeMedium: 16
-		property int fontSizeLarge: 25
 	}
 
 	Item {
diff --git a/qml/SimpleDisplay.qml b/qml/SimpleDisplay.qml
new file mode 100644
index 0000000..2d556ca
--- /dev/null
+++ b/qml/SimpleDisplay.qml
@@ -0,0 +1,27 @@
+import QtQuick 2.0
+
+/**
+ * Simple display for tuner test without gui
+ */
+
+Column {
+	property QtObject tuner
+	property QtObject theme
+
+	anchors.horizontalCenter: parent.horizontalCenter
+	anchors.verticalCenter: parent.verticalCenter
+
+	Component {
+		id: simpleText
+		Text {
+			font.pixelSize: theme.fontSizeExtraLarge
+			color: theme.primaryColor
+			anchors.horizontalCenter: parent.horizontalCenter
+		}
+	}
+
+	Component.onCompleted: {
+		var freq = simpleText.createObject(this)
+		freq.text = Qt.binding(function () { return tuner ? tuner.freq.toFixed(2) + " Hz" : "NaN" })
+	}
+}
diff --git a/qml/desktop.qrc b/qml/desktop.qrc
index ca5cc1e..711246e 100644
--- a/qml/desktop.qrc
+++ b/qml/desktop.qrc
@@ -1,5 +1,7 @@
 <!DOCTYPE RCC><RCC version="1.0">
 <qresource prefix="/qml/">
 <file>Desktop.qml</file>
+<file>SimpleDisplay.qml</file>
+<file>DesktopTheme.qml</file>
 </qresource>
 </RCC>
diff --git a/qml/sailfish.qrc b/qml/sailfish.qrc
index c96b56f..759e477 100644
--- a/qml/sailfish.qrc
+++ b/qml/sailfish.qrc
@@ -1,5 +1,6 @@
 <!DOCTYPE RCC><RCC version="1.0">
 <qresource prefix="/qml/">
 <file>Sailfish.qml</file>
+<file>SimpleDisplay.qml</file>
 </qresource>
 </RCC>
diff --git a/src/audio/ZeroCross.cpp b/src/audio/ZeroCross.cpp
index 75d7cac..1644d7c 100644
--- a/src/audio/ZeroCross.cpp
+++ b/src/audio/ZeroCross.cpp
@@ -69,7 +69,7 @@ pair<double,double> FindPattern(const vector<double> &values, double pattern_min
 			best = res;
 		}
 	}
-	cerr << " -> " << best.first << " " << best.second << endl;
+	//cerr << " -> " << best.first << " " << best.second << endl;
 	if (best.second > CORRECT_DEVIATION) return pair<double,double>(0,0);
 	return best;
 }