# Lie Detector vs お薬パトロール

The clearest difference is in-app purchases: お薬パトロール at none against Lie Detector's 1. お薬パトロール also leads on update cadence (daily vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Lie Detector sells 1 one-off in-app purchase. お薬パトロール asks for nothing beyond the download.

Lie Detector ships an update every 4 months, お薬パトロール daily. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Lie Detector | お薬パトロール |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (5 ratings)](https://appshunter.io/ios/app/lie-detector-test-polygraph/id6743166969/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Ad-supported | — |
| Size | 88 MB | 125 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [MARIIA KOSHINA](https://appshunter.io/developer/1761343322) | [Shunsuke Natani](https://appshunter.io/developer/1885416299) |

## What reviewers say

### Lie Detector

[App page](https://appshunter.io/ios/app/lie-detector-test-polygraph/id6743166969)

This game simulates a lie detector for entertainment and pranks. Place your finger on the scanner, and it will analyze if a statement is true or false with a simple yes or no. Enjoy realistic animations, heartbeat charts, and sounds for a fun experience.

**Highlights:** Lie detector simulation, Fingerprint scanning animation, Heartbeat chart display, Realistic sound effects, Entertainment and pranks

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all ads | $9.99 | one-time |


### お薬パトロール

[App page](https://appshunter.io/ios/app/id6761160568)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lie Detector free?

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

### Is お薬パトロール free?

お薬パトロール is free to download, with no in-app purchases.

### Do Lie Detector or お薬パトロール have ads?

Both Lie Detector and お薬パトロール show ads.

### Which is updated more often, Lie Detector or お薬パトロール?

Lie Detector ships an update every 4 months, and お薬パトロール daily. Most recently, Lie Detector was updated on October 24, 2026 and お薬パトロール on October 31, 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.*