Know whether a person is speaking truth or lie just by finger scanning This app works on Speech finger scanner method. The result is randomly generated and this app can be used to prank friends and have fun .This is a prank app for entertainment purpose . Download and install this Finger Scan Lie Detector .Enter the details asked in the app and place the finger and check the result. Do share this app on social media with friends and relatives and and leave your comments on this app