Red Alert (Star Trek) (com.oldplanets.redalertwallpaper) on Google Play
A live wallpaper imitating the Star Trek Red Alert signal.How to install/start: Go to your home screen, press the menu button (or do a long tap on the screen), select wallpaper -> live wallpaper -> Red Alert.More options and more frequent updates can be found in the full version.Permissions: No permissions are requested.