# Lie Detector Test vs Lie Detector Test

The clearest difference is rating: Lie Detector Test at 4.1 against Lie Detector Test's 3.4. Lie Detector Test also leads on update cadence (every 6 weeks vs every 42 months) and review sentiment (52% vs 36%). Lie Detector Test's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 14.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Lie Detector Test sells 1 one-off in-app purchase. Lie Detector Test asks for nothing beyond the download.

Lie Detector Test holds the better App Store score, 4.1 against 3.4. Both are backed by a comparable volume of ratings — 1.8K and 1.6K respectively. Written reviews point the same way: 52% of Lie Detector Test's written reviews are positive against 36% of Lie Detector Test's.

Lie Detector Test ships an update every 6 weeks, Lie Detector Test every 42 months. The most recent releases landed on September 22, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Lie Detector Test | Lie Detector Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (1.8K ratings)](https://appshunter.io/ios/app/lie-detector-test-face-scan/id1075467616/reviews)** | [3.4 (1.6K ratings)](https://appshunter.io/ios/app/lie-detector-test-simulator/id1219798065/reviews) |
| Number of ratings | **1.8K** | 1.6K |
| Positive reviews | **51.5% of reviews** | 36.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 42 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 12 MB | 22 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tim Denyer](https://appshunter.io/developer/506718604) | [Denis Batishchev](https://appshunter.io/developer/1179896396) |

## What reviewers say

### Lie Detector Test

[App page](https://appshunter.io/ios/app/lie-detector-test-face-scan/id1075467616)

This entertainment app simulates a lie detector test using photos. It scans images and randomly declares the subject as telling the truth or lying for humorous effect. It's designed purely for amusement and has no real detection capabilities.

**Highlights:** Photo scanning simulation, Random truth/lie results, Use new or existing photos, Add player names, Entertaining game for friends

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove the adverts | $0.99 | one-time |

**What reviewers like**

- 🤩 Fun and entertaining
- 👍 Useful for pranking friends
- 😄 Funny voice and responses

**What reviewers complain about**

- 🤔 Inconsistent accuracy in detecting lies
- 🤨 Gives false positive results
- 😠 Doesn't always detect the truth

**Reported bugs**

- App crashes or freezes on some devices
- Incorrect lie/truth detection
- Issues with photo scanning functionality

**Requested features**

- Add fingerprint scanning option
- Improve accuracy of lie detection
- Provide more customization options


### Lie Detector Test

[App page](https://appshunter.io/ios/app/lie-detector-test-simulator/id1219798065)

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.

**Highlights:** Fingerprint scanner simulation, Prank mode to fool friends, Fake lie/truth results, Laser Xray effect, Random result generation

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Fun to prank friends
- 😯 Surprisingly accurate at times
- 🤩 Amazing programming

**What reviewers complain about**

- 🐛 Inconsistent results
- 💩 Completely fake/inaccurate
- 🤬 Too many ads
- 😡 Always says 'true'

**Reported bugs**

- Incorrectly identifies true statements as lies
- Freezes after each use

**Requested features**

- More realistic lie detection
- Option to change language


## Frequently asked questions

### Is Lie Detector Test free?

Lie Detector Test is free to download, with in-app purchases available.

### Is Lie Detector Test free?

Lie Detector Test is free to download, with no in-app purchases.

### Which has better reviews, Lie Detector Test or Lie Detector Test?

Lie Detector Test is rated higher. Lie Detector Test averages 4.1 out of 5 from 1.8K ratings, while Lie Detector Test averages 3.4 from 1.6K ratings.

### Do Lie Detector Test or Lie Detector Test have ads?

Both Lie Detector Test and Lie Detector Test show ads.

### Which is updated more often, Lie Detector Test or Lie Detector Test?

Lie Detector Test ships an update every 6 weeks, and Lie Detector Test every 42 months. Most recently, Lie Detector Test was updated on September 22, 2026 and Lie Detector Test on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*