Kitten Wallpapers 4K is an Android wallpaper application developed by 7Fon Wallpapers. The app provides a vast collection of high-quality cat wallpapers that are individually selected for each device to ensure excellent picture quality. The app offers more than hundreds of HD and 4K wallpapers with regular catalog renewal and manual moderation.

The app is easy to use and comes with several features, such as image sorting by date, rating, and popularity, image search by tags, and the ability to add wallpapers to favorites for convenient access. Users can download wallpapers for deferred installation, save images to the SD card or gallery, and frame images before installation. The app also supports setting up wallpapers on the lock screen, automatic background change with the specified interval, and notifications for the picture of the day and week.

In terms of design, the app has a nice Android O styled design that is easy on the eyes. The app consumes minimum resources and does not run down the battery. Moreover, the app is compact, takes minimal memory, and is entirely free. If you're a cat lover, Kitten Wallpapers 4K is a must-try app that offers an extensive collection of high-quality cat wallpapers.