A free app for Android, by Luka Renatas.

The 4D wallpapers and backgrounds application is designed for Android phones and tablets, and it is completely free. It offers thousands of beautiful wallpapers, screensavers, and backgrounds in HD and 4K quality. With the latest wallpapers and backgrounds, you can make your phone screen more beautiful and unique.

There are a variety of categories that you can choose from, including nature, animals, anime, idols, tech, and more. You can also apply for the home screen or lock screen.

The application is designed to be used with any Android phone or tablet, so it is compatible with all of them.