BuffyWalls is a personalization app that offers a vast collection of HD wallpapers. The app is exclusively designed for Android devices and is available for free. The app features a cool setup page where users can upload their own setups and get featured in the app. BuffyWalls has a separate section for the newest and top trending wallpapers, which are categorized for easy access.

The accent color has been provided for each wallpaper, making it easier for users to customize their device's theme. The app also notifies users when new wallpapers are added. BuffyWalls has a dark mode feature that reduces battery usage, and users can delete the app cache directly from the app. Users can apply wallpapers to their phone's homescreen and lockscreen, download HD wallpapers and share direct wall links with friends.

However, it is important to note that Xiaomi/MIUI does not support changing lock screen wallpapers, but users can apply them manually from MIUI/Xiaomi gallery app after downloading the wallpaper. All wallpapers in the app are under common creative license, and the credit goes to their respective owners. The app developers do not endorse any of the prospective owners, and the images are used solely for personal use.

Overall, BuffyWalls is a great app for those who love to customize their device's theme with high-quality wallpapers.