Rain Pixel Art 2D Live Wallpaper is an Android application developed by 4K4U. It falls under the category of Personalization and offers a free license. This app allows users to set ultra HD quality video wallpapers on their devices with an ultra-low app size. The videos used are only in 4k resolution, ensuring a high-quality visual experience. One of the standout features of this app is that it does not affect the battery life time, making it suitable for prolonged use. Users also have the option to adjust the frame rate according to their preferences. With its impressive performance and outstanding video quality, Rain Pixel Art 2D Live Wallpaper is one of the best quality video wallpaper apps available on Google Play.