The best lie detector testing machine to check whether you are telling truth or saying a lie. This app uses your voice detection to show animation of voice on your mobile screen and finger scanner to calculate your blood pressure and heart beat rate. This is a prank app used to prank your friends and relatives.
How does it works:
1. Download and install this lie detector testing machine finger scan prank app

2. Read the about page mentioned in this app

3. Voice based test is performed to check your voice clearity

4. Finger scanner biometric is provided to check your blood pressure and heart beat rate

5. Finally the lie detector testing machine appear on your mobile

6. Press the button and speak to check whether a person is telling truth or lie

Do take time to comment and rate this app. Share this app on social media with friends and relatives and have fun