이 응용 프로그램은 당신이 선택하는 첫 번째 앱 화면에 유지합니다.
You can use screen saving ON button then this application start screen saving mode, after this when you will open any other app then You can use it without any screen off problem. You can also off screen saving mode by closing the recent apps to save your privacy by the hacker.Its good and save for your privacy and battery efficiency.