# Lie Detector vs Lie Detector

The clearest difference is rating: Lie Detector at 4.4 against Lie Detector's 3.9. Lie Detector's advantage is update cadence (fortnightly vs every 7 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Lie Detector sells 8 in-app purchases, starting at $0.99 per 7 days and Lie Detector sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Lie Detector holds the better App Store score, 4.4 against 3.9. Both are backed by a comparable volume of ratings — 1.2K and 1.7K respectively. Written reviews split almost evenly too, at 41% and 42% positive.

Lie Detector ships an update every 7 months, Lie Detector fortnightly. Both last shipped on November 7, 2026.

## The numbers

| Metric | Lie Detector | Lie Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1.2K ratings)](https://appshunter.io/ios/app/lie-detector-true-false-test/id1642503184/reviews)** | [3.9 (1.7K ratings)](https://appshunter.io/ios/app/lie-detector-test-scan-prank/id6451336145/reviews) |
| Number of ratings | 1.2K | **1.7K** |
| Positive reviews | 41.1% of reviews | **42.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 41 MB | 231 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AppLiks Sp. z O.O.](https://appshunter.io/developer/1804335622) | [Nguyen Quy Son](https://appshunter.io/developer/1594539200) |

## What reviewers say

### 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


### Lie Detector

[App page](https://appshunter.io/ios/app/lie-detector-test-scan-prank/id6451336145)

This app simulates a lie detector using fingerprint or eye scanning to prank friends and family. It provides entertainment by revealing whether someone is telling the truth or lying, with additional fun features like a beauty and love score.

**Highlights:** Fingerprint lie detector simulation, Eye scanner for truth test, Dual player check, Fake lie detection results, Beauty Score feature, Love Detector feature

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium weekly | $0.99 | per 7 days |
| Premium monthly | $1.99 | per month |

**What reviewers like**

- 👍 Fun and entertaining
- 🤩 Accurate lie detection
- 💡 Interesting game concept

**What reviewers complain about**

- 🙄 Inconsistent results
- 😡 Excessive ads
- 🤔 Questionable accuracy

**Reported bugs**

- Ads blocking the lie detector interface
- Incorrect results for true statements
- Glitchy and unstable performance

**Requested features**

- Reduce ads
- Improve accuracy and consistency
- Add eye scanning feature


## Frequently asked questions

### Is Lie Detector free?

Lie Detector 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 or Lie Detector?

Lie Detector is rated higher. Lie Detector averages 4.4 out of 5 from 1.2K ratings, while Lie Detector averages 3.9 from 1.7K ratings.

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

Both Lie Detector and Lie Detector show ads.

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

Lie Detector ships an update every 7 months, and Lie Detector fortnightly. Most recently, Lie Detector was updated on November 7, 2026 and Lie Detector on November 7, 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.*