Android live wallpapers.
Introduced in Android 2.1, live wallpaper is a function that provided users with richer, animated and interactive backgrounds compared to previous versions of the Android mobile operating system that used more traditional and static wallpapers. Android live wallpapers work similar to an Android mobile app because it can access functions of the platform such as OpenGL, GPS, network access and so on. Live wallpapers are designed to offer a better user experience and many different live wallpapers can be downloaded and installed on device.