# Lie Detector Truth Test vs Lie Detector

The clearest difference is ratings volume: Lie Detector Truth Test at 49K against Lie Detector's 1.2K. Lie Detector Truth Test also leads on update cadence (every 3 months vs every 7 months) and review sentiment (51% vs 41%). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Lie Detector Truth Test sells 1 one-off in-app purchase and Lie Detector sells 8 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Lie Detector Truth Test against 4.4 for Lie Detector. That said, the two scores are not equally well evidenced: Lie Detector Truth Test has 49K ratings behind it against 1.2K, so its average is the more settled of the two. Written reviews are what separate them: 51% of Lie Detector Truth Test's written reviews are positive against 41% of Lie Detector's.

Lie Detector Truth Test ships an update every 3 months, Lie Detector every 7 months. The most recent releases landed on November 13, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Lie Detector Truth Test | Lie Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (49K ratings)](https://appshunter.io/ios/app/lie-detector-truth-test/id1113503715/reviews)** | [4.4 (1.2K ratings)](https://appshunter.io/ios/app/lie-detector-true-false-test/id1642503184/reviews) |
| Number of ratings | **49K** | 1.2K |
| Positive reviews | **51.0% of reviews** | 41.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 167 MB | 41 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [First Class Media B.V.](https://appshunter.io/developer/1394094946) | [AppLiks Sp. z O.O.](https://appshunter.io/developer/1804335622) |

## What reviewers say

### Lie Detector Truth Test

[App page](https://appshunter.io/ios/app/lie-detector-truth-test/id1113503715)

Simulate a lie detector test using your device's screen and microphone. Analyze spoken words to determine if they are a truth or a lie, perfect for pranks and entertainment with friends and family.

**Highlights:** Fingerprint and voice scan simulation, Analyzes spoken words for truth/lie, Realistic computer voice, Prank mode, Amazing graphics and sounds, Hilarious fun

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |

**What reviewers like**

- 👍 Accurate lie detection
- 🤩 Fun and engaging
- 💡 Useful for pranking friends

**What reviewers complain about**

- 🐛 Inconsistent results
- 🤬 Too many ads
- 🤔 Questionable privacy concerns

**Reported bugs**

- Crashes on some devices
- Fingerprint scanning issues
- Incorrect results for true statements

**Requested features**

- Reduce ads
- Improve accuracy and consistency
- Add voice detection option


### Lie Detector

[App page](https://appshunter.io/ios/app/lie-detector-true-false-test/id1642503184)

This app simulates lie detection using fingerprint and voice scanning for entertainment. It's designed for playful interactions with friends and family, allowing you to share facts and see if they're true or false. Customize results for added fun.

**Highlights:** Fingerprint scanning simulation, Voice analysis simulation, Face scanning simulation, Customizable scan results, Entertainment for friends and family

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $0.99 | per 7 days |
| Lie Detector Premium Pack | $1.99 | per 7 days |
| Weekly Access | $1.99 | per 7 days |
| Monthly Access | $2.99 | per month |
| Yearly Access | $2.99 | per year |
| Lie Detector Test Pro | $2.99 | per month |
| Yearly Access | $5.99 | per year |
| Lie Detector Premium | $5.99 | per year |

**What reviewers like**

- 🤩 Fun and entertaining
- 👍 Engaging gameplay
- 😄 Brings laughter to gatherings

**What reviewers complain about**

- 🔒 Locked features behind paywall
- 🐛 Inconsistent performance
- 🤔 Questionable accuracy of lie detection

**Reported bugs**

- App crashes after a few uses
- Fingerprint scanner not working properly
- Subscription issues and inability to cancel

**Requested features**

- Unlock all features for free
- Improve lie detection algorithm
- Add more question types and scenarios


## Frequently asked questions

### Is Lie Detector Truth Test free?

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

### Is Lie Detector free?

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

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

Lie Detector Truth Test is rated higher. Lie Detector Truth Test averages 4.6 out of 5 from 49K ratings, while Lie Detector averages 4.4 from 1.2K ratings.

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

Both Lie Detector Truth Test and Lie Detector show ads.

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

Lie Detector Truth Test ships an update every 3 months, and Lie Detector every 7 months. Most recently, Lie Detector Truth Test was updated on November 13, 2026 and Lie Detector on November 12, 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.*