# Lie Detector vs LieBuzzer

The clearest difference is review sentiment: LieBuzzer at 100% against Lie Detector's 14%. LieBuzzer also leads on rating (4.9 vs 2.7) and in-app purchases (none vs 4). Lie Detector's advantage is iOS requirement (12.0 vs 16.5). On price, ratings volume and device support there is nothing between them.

Both are free to download. Lie Detector sells 4 one-off in-app purchases. LieBuzzer asks for nothing beyond the download.

LieBuzzer holds the better App Store score, 4.9 against 2.7. Both are backed by a comparable volume of ratings — 30 and 12 respectively. Written reviews point the same way: 14% of Lie Detector's written reviews are positive against 100% of LieBuzzer's.

Lie Detector ships an update every 8 months, LieBuzzer daily. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Lie Detector | LieBuzzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (30 ratings)](https://appshunter.io/ios/app/lie-detector-truth-test-scan/id807454884/reviews) | **[4.9 (12 ratings)](https://appshunter.io/ios/app/liebuzzer/id6478897825/reviews)** |
| Number of ratings | **30** | 12 |
| Positive reviews | 13.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 88 MB | 2 MB |
| Requires iOS | **12.0** | 16.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [iDevver Apps Limited](https://appshunter.io/developer/453983205) | [Hovhannes Shahnazaryan](https://appshunter.io/developer/1734328922) |

## What reviewers say

### Lie Detector

[App page](https://appshunter.io/ios/app/lie-detector-truth-test-scan/id807454884)

This app simulates lie detection using fingerprint, voice, and camera scanning for entertainment purposes. It's designed for pranks and novelty, offering a fun way to playfully question truthfulness.

**Highlights:** Fingerprint scanner simulation, Voice scanner simulation, Camera scanner simulation, Entertainment and novelty purposes, Prank functionality

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Fingerprint Analysis Mode | $0.99 | one-time |
| Unlock Camera Analysis Mode | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Ultimate Spy Pack | $2.99 | one-time |


### LieBuzzer

[App page](https://appshunter.io/ios/app/liebuzzer/id6478897825)

This entertainment app offers a simple, interactive experience where users can tap their screen to trigger "truth" or "lie" sounds and visuals. It encourages playful interaction with friends through various touch gestures.

**Highlights:** Tap to play truth sound, Tap to play lie buzzer, Doubletaps and long presses, Spamming interaction, Share with friends

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lie Detector free?

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

### Is LieBuzzer free?

LieBuzzer is free to download, with no in-app purchases.

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

LieBuzzer is rated higher. Lie Detector averages 2.7 out of 5 from 30 ratings, while LieBuzzer averages 4.9 from 12 ratings.

### Do Lie Detector or LieBuzzer have ads?

Lie Detector shows ads; LieBuzzer does not.

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

Lie Detector ships an update every 8 months, and LieBuzzer daily. Most recently, Lie Detector was updated on October 13, 2026 and LieBuzzer on October 2, 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.*