This app simulates a lie detector machine for fun and prank purposes. It is a simulator app that uses a voice and a speaker to read your answer. This is a great application to play with your friends and family. You can set a preset value to record an answer and play the result to your friends.
Lie Detector Test Prank - Fingerprint Scanner is very useful for when you want to have a great time your friends or family.

The app will play a song and show a fake result. The results will be shown in a message and you will get the answer from the app. You can use the volume keys to increase or decrease the volume of the voice of the machine. The results can be seen in real-time.