Play prank with your friends. Use lie detector to test if your friend is telling truth or lies. Its a prank app where the result is on random bases.
You can get the result of true or false on random bases or you can control the answer too.
Select mobile tilt option to control the result of answers. It works like this, if you tilt your mobile left the result will be false and tilt right the result will be true.
You need to ask your friend to scan his finger to start the lie detector scanning.
9Apps 4.9
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