Lie Detector Test vs Lie Detector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lie Detector Test
Simulate a lie detector test using your fingerprint. Fool your friends with this fun prank app that analyzes a "scan" of their finger to determine if they are telling the truth or lying. Perfect for lighthearted entertainment.
- Fingerprint scanner simulation
- Prank mode to fool friends
- Fake lie/truth results
- Laser Xray effect
- Random result generation
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Start the scan your fingerprint and say something to see if it is true or a lie. Place your finger on the scanner area and allow scanner begin. Laser Xray will go throught your finger. Use the prank features to fool everyone with this fake lie detector test. Instruction for prank mode: Start by touching and holding friend's finger down on the scan area. First time you see a random result. On result screen tap on the left side of button for “False", and on the right for "True". Pressing the restart button will give a random result. Disclaimer: This application is only a prank trick for fun. it's not a real polygraph lie detector.
Lie Detector
This is a humorous game that simulates lie detection. Test your friends and family by having them answer questions while the app analyzes their voice or face. You can even rig the results for a good laugh.
- Simulates lie detection
- Voice analysis during scan
- Face analysis during scan
- Rig scan results for pranks
- Fun for friends and family
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Lie Detector Scanner is a funny game which simulates to detect whether you are telling the truth or lying. Have fun with your friends and family and see if they can pass your lie detecting test. How to Use: - Tap on the big button to start the scan. Wait for the scan result. - During the scan by voice - say something to analyze. - During the scan by face - point the camera to your eyes for analyze. - By default you will get random result. You can rig the scan result to prank your friends. Tap the button near the fingerprint button on the main screen. Disclaimer: This application is only a prank trick for fun. it's not a real polygraph lie detector. Privacy policy: https://webrain.ltd/privacy-policy.html Terms of service: https://webrain.ltd/terms-conditions.html
Screenshots
Verdict
The clearest difference is rating: Lie Detector at 4.4 against Lie Detector Test's 3.4. Lie Detector also leads on update cadence (monthly vs every 42 months) and review sentiment (52% vs 36%). Lie Detector Test's advantage is in-app purchases (none vs 7) and iOS requirement (12.0 vs 15.0). On price, ratings volume, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Lie Detector sells 7 in-app purchases, starting at $1.99 per 7 days. Lie Detector Test asks for nothing beyond the download.
Lie Detector holds the better App Store score, 4.4 against 3.4. Both are backed by a comparable volume of ratings — 1.6K and 1.3K respectively. Written reviews point the same way: 36% of Lie Detector Test's written reviews are positive against 52% of Lie Detector's.
Lie Detector Test ships an update every 42 months, Lie Detector monthly. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.
| Parameter | Lie Detector Test | Lie Detector |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (1.6K ratings) | 4.4 (1.3K ratings) — better |
| Positive reviews | 36.5% of reviews | 52.3% of reviews — better |
| Number of ratings | 1.6K — better | 1.3K |
| Update frequency | Every 42 months | Monthly — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 22 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | Denis Batishchev | WeBrain |
Customer experience
Lie Detector Test
Lie Detector
User reviews
Lie Detector Test
From 1.6K App Store ratingsWhat we love
- 👍 Fun to prank friends
- 😯 Surprisingly accurate at times
- 🤩 Amazing programming
Room to improve
- 🐛 Inconsistent results
- 💩 Completely fake/inaccurate
- 🤬 Too many ads
- 😡 Always says 'true'
Lie Detector
From 1.3K App Store ratingsWhat we love
- 👍 Best one
- 👍 Very accurate
- 👍 Good game
Room to improve
- 💰 Expensive subscription
- 🤔 Inconsistent results
- ❌ Doesn't work as expected
- 🚫 Scam/not legit
Bugs and requests
Lie Detector Test
Reported bugs
2 issues- Incorrectly identifies true statements as lies
- Freezes after each use
Requested features
2 requests- More realistic lie detection
- Option to change language
Lie Detector
Reported bugs
2 issues- Incorrect results
- Technical issues with scanners
Requested features
2 requests- Free access to all features
- Improve accuracy and reliability
In-app purchases
Lie Detector Test
No in-app purchases
Lie Detector
- Premium subscription$1.997 Days
- Premium subscriptions3 Days trial$1.997 Days
- Premium Subscription$3.991 Month
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- Premium subscription3 Days trial$3.991 Month
- Lie Detector Test$4.991 Year
- Premium subscription$9.991 Year
- Premium subscription3 Days trial$9.991 Year
Questions
Is Lie Detector Test free?
Is Lie Detector free?
Which has better reviews, Lie Detector Test or Lie Detector?
Do Lie Detector Test or Lie Detector have ads?
Which is updated more often, Lie Detector Test or Lie Detector?
Other comparisons
