Aquarium 4K Video Live Wallpaper is a personalization app for Android devices that offers real 4K video live wallpapers for those who love the sea and ocean and want to be close to nature. The app provides high-quality live wallpapers that can be enjoyed on phones or tablets. It is based on real HD or 4K video, ensuring a realistic experience. The app uses low memory and battery, making it efficient. It is compatible with all launchers that support live wallpapers and comes with advanced settings. Best of all, it is free to use. However, there is no subcategory mentioned, and the developer name is Eternalersa. If you have any questions or suggestions, you can contact the developer.