WallX: Material Design Wallpaper & Parse Backend Download WallX is your ultimate wallpaper app for Android with handful of features. Parse backend will ensure that you will not spend any cost at launch. Material design with animaton will bring positive experience to users. User submission will help to build your content fro the community. Admob banner and interstitial ads will maximize your monthly profit. Finally, setup and configuration is very easy so that you can launch your app quickly.