How to set it on:
1) Open "Falling money live wallpaper"
2) Choose your background
3) Click on "Apply" button at the bottom-left of your screen
4) Click "Set wallpaper" on the next screen
That is all. Now money will fall over your home screen.
The app is optimized for the majority of screen sizes and densities but if you encounter any problem please write us at firstname.lastname@example.org .