"Crack your Mobile Screen prank" is a free lifestyle app developed by Just4Fun for Android devices. This app is designed to prank your friends by displaying a broken glass image on the screen of your mobile phone, giving the impression that the screen has been shattered.

The app offers three different ways to show the screen break effect: shake the phone, set a specific time interval, or touch the screen. Users can also choose to play a crack sound to further enhance the prank effect. Additionally, users can choose whether the Android system should work or not after the screen crack effect is visible.

"Crack your Mobile Screen prank" is not just a prank app, it also offers a live wallpaper feature where users can set the cracked screen as their wallpaper, and a widget that allows them to place a direct link to the app on their home screen.

Overall, "Crack your Mobile Screen prank" is a fun and entertaining app that can be used to prank friends and family. If you encounter any issues while using the app, the developer, Just4Fun, encourages you to report it to them for a quick fix.