Cracked Screen Wallpaper HD 2021 is a free prank app developed by Zakaria El Hadjaoui. As the name suggests, this app simulates a broken screen image on your iPhone, making it a perfect prank app to use on your friends and family. The app is easy to use and does not take up much space on your phone memory.

One of the main features of this app is the one-click wallpaper save, which allows you to save your favorite image as wallpaper with just one click. You can also set a selected image as wallpaper or download wallpapers directly from the app. The app offers high-quality pictures, compatible with all iPhone and iPad versions, and comes with no hidden conditions.

It's important to note that this app is just a prank and will not harm your phone screen in any way. If you have any technical questions or suggestions, you can contact the developer at Overall, Cracked Screen Wallpaper HD 2021 is a fun and harmless app that iPhone users can enjoy.