2024-08-03 00:00:00 4K Wallpapers is a free app that has a variety of HD live backgrounds, 4K (Ultra HD | Ultra HD) and Full HD (HD | FHD+) wallpapers | backgrounds. The application contains static backgrounds in the following resolutions 1080x1920 px (Full HD 1080p) and 2160x3840 px (Ultra HD 4K). The application includes thousands of live wallpapers to choose from, which can be used on the home screen and lock screen to give it a unique and elegant look, or as a screensaver. Features of Live Wallpaper - 4K Wallpapers (Ultra HD Backgrounds):