Do you think your classmates or friends lie you? Play up and make believe them you can find they little liar. Ask you friends put finger on the scan and say or think something like. Lie Detector Simulator show them lie or not. Use Lie Detector Simulator and show your super smartphone possibilities.
Remember the Lie Detector Simulator app is a joke, fun game, and not a real polygraph (lie detector) or a fingerprint scanner. Play and find out what think your friends.