This Application was designed to save a lot of resources thanks to its simple program code, and Mainly to Save Battery.As? : Amoled Screens Produce Black Color By Turning Off That Section Of The Screen, As This Application Is All Black, 80% Of The Pixels On The Screen Are Off (Using It In Its Saving Mode).In addition to weighing only 3 MB of storage, the battery consumption is reduced by around 75% compared to other applications