一个简单的应用程序，将显示在应用的时钟
Clock Overlay will simply display a clock over other applications allowing you to use your phone as a late night alarm clock while other applications are active.一个简单的应用程序，将显示在应用的时钟
Clock Overlay will simply display a clock over other applications allowing you to use your phone as a late night alarm clock while other applications are active.