FBI Lie Detector

Prank your friends by asking them questions and using the lie detector to check if their answers are correct or a lie.

How it works:

1.Ask a question

2.Put your friends finger on the fingerprint scanner

3.Friend aswers the question

4.FBI Lie detector will tell you if it was a lie



You can set the result by secretly clicking on the red (lie) or green (truth) button.