Lie detector test free prank

Lie Detector Test Free prank is a fun game which simulates a fingerprint scanner lie detector for detecting lies or truth. Prank and make fun of your friends, kids or others by getting them to think you can detect if they are lying to you.
Just follow these instructions to make a gag:
1. Cheat your friend that your mobile can detect lie based on finger pulse, pressure and sweat production.
2. Tell your friend to put finger in the center of red scanning pad (on fingerprint image). Red scanner line will start moving under your friend's finger.
3. In case your friend: lie detector party game
Lie detector test for couples: Lie detector test finger scan to prank and make fun of your couple.
Lie detector love test: Prank and make fun of your love.
Disclaimer: Lie detector test app is just a prank lie detector, a fun game and it is not a real lie detector test nor a lie detector test free fingerprint scanner.