Shake your phone or tablet and charge your battery
This is a terrific joke app that simulates if you shake you cell or tablet you will be charging the battery.
As easy as that. You only have to start shaking the phone and the battery will be charged.
Tell your friends or family your dog has eaten you charger, but it doesn't mind.
Only with the power of your arm and hand you can charge your device battery.
Disclaimer:
This is a prank app, it does not charge the battery.