Lie Detector by the Expression

Lie Detector by the Expression

Discover the Lie and truth

60 ratings
23 reviews
Free
In-App Purchases

Details

  • Released
  • Updated
  • September 7, 2018
  • November 25, 2018

Features

Lie Detector by the Expression screenshot #1 for iPhone
Lie Detector by the Expression screenshot #2 for iPhone
Lie Detector by the Expression screenshot #3 for iPhone
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About

This app analyzes facial expressions in real-time to detect potential deception. It tracks eye movements, lips, and face shape, comparing them against nine expressions commonly associated with lying, based on psychological studies. Record a subject's face while asking questions to receive an instant 'Lie' or 'True' result.

Real-time facial tracking
Analyzes eye movement, lips, and face shape
Detects nine common deception expressions
Based on psychological studies
Instant lie or truth results
Record video for analysis
Show original description

What's New in Lie Detector by the Expression

1.6

November 25, 2018

New icon. New name.

1

In-App Purchases

$1.99

Unlimited time

Unlimited time

User reviews

Amazing

This sounds to be second to none

It proves to be a strong asset

The truth is as of now it has been completely accurate I know because I had it tested on myself, it was on the money.!!!!

Accurate.

I tried it on my brother when he said he was going to give the candy cane back to my baby brother but he was wrong and the lie detector said he was wrong.

H

I

Awesome

It’s worked when I tried it so far so good no complaints

Developer apps

FAQ

What does the Lie Detector by the Expression app do?

This app uses real-time facial tracking to analyze a person's expressions and detect potential deception. It monitors eye movements, lips, and face shape, comparing them against nine expressions commonly associated with lying, drawing on principles from psychological studies.

How does the app determine if someone is lying?

The app records a subject's face while questions are asked. It then analyzes specific facial cues like eye darting, rapid blinking, prolonged eye closure, specific eye movements, false smiles, pursed lips, and head shaking to determine if the subject is exhibiting signs of deception.

Is the lie detection result completely reliable?

The app states that the results are not totally reliable and depend on the user's ability to maintain a neutral face. While based on real psychology studies, it is presented as a tool for exploration rather than definitive proof.

What are the common use cases for this app?

This app can be used for entertainment, informal social experiments, or to explore the psychological indicators of deception in a fun and engaging way. It allows users to record and analyze facial expressions during conversations or questioning.

Is this app free to use?

The application is free to download and use, but it does offer in-app purchases. This suggests that some features or advanced functionalities might be unlocked through these purchases.