# Lie Detector Test vs Metal Detector Simulator Prank

The clearest difference is rating: Metal Detector Simulator Prank at 4.3 against Lie Detector Test's 3.4. Metal Detector Simulator Prank also leads on update cadence (every 4 months vs every 42 months) and review sentiment (59% vs 36%). Lie Detector Test's advantage is ratings volume (1.6K vs 59). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Metal Detector Simulator Prank holds the better App Store score, 4.3 against 3.4. That said, the two scores are not equally well evidenced: Lie Detector Test has 1.6K ratings behind it against 59, so its average is the more settled of the two. Written reviews point the same way: 36% of Lie Detector Test's written reviews are positive against 59% of Metal Detector Simulator Prank's.

Lie Detector Test ships an update every 42 months, Metal Detector Simulator Prank every 4 months. The most recent releases landed on November 1, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Lie Detector Test | Metal Detector Simulator Prank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (1.6K ratings)](https://appshunter.io/ios/app/lie-detector-test-simulator/id1219798065/reviews) | **[4.3 (59 ratings)](https://appshunter.io/ios/app/metal-detector-simulator-prank/id1286378592/reviews)** |
| Number of ratings | **1.6K** | 59 |
| Positive reviews | 36.5% of reviews | **58.8% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 42 months | **Every 4 months** |
| Monetization | Ad-supported | Ad-supported |
| Size | 22 MB | 25 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Denis Batishchev](https://appshunter.io/developer/1179896396) | [Denis Batishchev](https://appshunter.io/developer/1179896396) |

## What reviewers say

### 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


### Metal Detector Simulator Prank

[App page](https://appshunter.io/ios/app/metal-detector-simulator-prank/id1286378592)

Transform your phone into a simulated metal detector for fun. Prank friends by pretending to find metal objects. Adjust signal strength with finger movements for interactive play.

**Highlights:** Simulated metal detection, Prank your friends, Adjustable signal strength, Interactive finger controls, Improvise and play games

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lie Detector Test free?

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

### Is Metal Detector Simulator Prank free?

Metal Detector Simulator Prank is free to download, with no in-app purchases.

### Which has better reviews, Lie Detector Test or Metal Detector Simulator Prank?

Metal Detector Simulator Prank is rated higher. Lie Detector Test averages 3.4 out of 5 from 1.6K ratings, while Metal Detector Simulator Prank averages 4.3 from 59 ratings.

### Do Lie Detector Test or Metal Detector Simulator Prank have ads?

Both Lie Detector Test and Metal Detector Simulator Prank show ads.

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

Lie Detector Test ships an update every 42 months, and Metal Detector Simulator Prank every 4 months. Most recently, Lie Detector Test was updated on November 1, 2026 and Metal Detector Simulator Prank on October 21, 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.*