Quick Lock - Quick screen off

Instantly lock/turn off your device's screen with just one tap. Features - Simple setup - Support Android 5 and above - Lock screen (or turn off your screen) instantly Permission declarations - This application required the Device Administrator right to lock screen. - Internet: This application displays a small ads at the first setup. Once user has done the setup, the ads does not appear anymore. - This application uses Firebase Analytics and Firebase Crashlytics to analyze app usage (app means only this Quick Lock app) and collect crash log for improving the app's quality