Smart screen on off - Double tap to unlock help you turn on (unlock) and turn off (lock) screen easily.

Main features:
1. Turn off screen - Lock screen:
- Lock screen by notification bar.
- Lock screen by using floating button.
- Lock screen by using quick key.

2. Turn on screen - Unlock screen:
- Unlock screen by using volumn buttons.
- Shake to unlock - turn on screen.
- Double tap to unlock device.

Download Smart screen on off to lock / unlock your device's screen easily.

Note: This app uses Device Administrator permission (android.permission.BIND_DEVICE_ADMIN) for smart screen turn off you need to grant this permission to use this application.