Screen Burn-In Screen Saver is a daydream (ScreenSaver) app that prevents screen burn-in on devices with AMOLED screens. It is developed by Haowen Ning and is available for free on Android devices. This app is a must-have for those who use their devices frequently for extended periods.

The daydream automatically runs if you leave the device on with the charger plugged in. This app will prevent 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, which means you can access the source code and modify it if you want to.