Burn-in daydream is a daydream (ScreenSaver) that prevent the screen Burn-in
on devices with AMOLED screen. Once you set up the daydream, it will automatically
run if you leave the device on with the charger plugged in. This app will prevent
the permanent burn-in damage to the screen if it is exercised frequently.

It works on Samsung phones, Motorola phones and HTC phones with AMOLED, Super AMOLED, AMOLED HD and AMOLED Plus

This app is Free and Open-Sourced:
https://github.com/helloworld1/BurnInDaydream