Example <Grid x:Name="LayoutRoot" Background="White"> <!-- Just a TextBlock to show the output of the timer. --> <TextBlock Loaded="StartTimer" x:Name="myTextBlock" /> </Grid> public void StartTimer(object o, RoutedEventArgs sender) { System.Windows.Threading.DispatcherTimer myDispatcherTimer = new System.Windows.Threading.DispatcherTimer(); myDispatcherTimer.Interval = new TimeSpan(0, 0, 0, 0, 10