Fingerprint Lock Prank

Fingerprint Lock Prank - application for a game or prank. Make fun of your friends, tell them what's on your phone is a fingerprint scanner, let them try to unlock the screen.
Start the app, you'll see the main screen. Click the Lock button to the fun began. The application will simulate a condition in which the screen of the phone is locked, and to unlock it - you need to put your finger on the virtual scanner. Hold your finger for 3 seconds and look at the display color: green - then you managed to unlock, and soon you will go to the main screen; and if red, it means it was not possible - try more. If you remove your finger before the scan is interrupted and the screen will remain locked.
Do not worry, this is just an imitation of the lock screen, you can always minimize the application or click on the hard Esc button on your phone.
Entertaining friends, make fun of, say they will not be able to hack your phone!