Shake - Screen Off even has a task killer, which will kill all unused background apps when screen off.
Shake - Screen Off can help to save your battery power, you won't find out how nice it is util you install this app.
1. Turn your phone to sleep mode by a simple shake;
2. Help to kill running tasks when screen off;
3. Adjust sensiblity of the sensor;
4. Vibration feedback;
5. Screen off shortcut on home;
6. Absolutely free, No Ads
## Cannot unisntall this app?
1. Open “Settings“ in Home;
2. Select “Location ＆ Security -> Select device administrators“;
3. Unchecked permission of LockOff;
4. REMOVE LockOff normally;
Save your phone battery in a simple shake, try it now!