Screen Lock application is a very light and convenient application that helps you to lock your phone screen easily without having to press the hard Power button. This app uses the new Accessibility Service APIs to lock your phone's screen without disabling the fingerprint on the lock screen. You will find it useful when: ✓ You just want a quick and convenient way to lock the screen instantly. ✓ You don't want to always press the hard power button to turn off/lock the screen. ✓ Fingerprint and face security support