Skull Wallpaper (4k) is a free personalization app developed by 4k Wallpapers for Android devices. With over 5000 high-quality skull backgrounds and wallpapers, this app aims to give your device a cool, stylish, and unique look.

The app's huge database of skull wallpapers includes various categories like death wallpapers, flat bones, human skulls, human skeletons, bones, card skulls, skulls with American flags, musical skulls, horror skulls, dancing skulls, and many more. The app also provides a new wallpaper every day.

The wallpapers are available in 4k, Full HD, and Quad High Definition resolutions. The app also includes power zooming, rotation, and double-tapping features. You can save your favorite wallpapers and manage your saved list by deleting it. Additionally, you can share your favorite wallpapers with your friends on various social media platforms.

Overall, Skull Wallpaper (4k) is a great app for those who love skulls and want to give their device a unique, cool, and stylish look.