# Lie Detector vs PaperSwipe

The clearest difference is ads: PaperSwipe at none against Lie Detector's shown. Lie Detector's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.5). On price, update cadence and in-app purchases 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 PaperSwipe sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Lie Detector ships an update every 7 months, PaperSwipe every 3 months. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Lie Detector | PaperSwipe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1.2K ratings)](https://appshunter.io/ios/app/lie-detector-true-false-test/id1642503184/reviews)** | — |
| Number of ratings | **1.2K** | — |
| Positive reviews | 41.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 8 MB |
| Requires iOS | **15.6** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AppLiks Sp. z O.O.](https://appshunter.io/developer/1804335622) | [IVAN LEVIN](https://appshunter.io/developer/1713205735) |

## 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


### PaperSwipe

[App page](https://appshunter.io/ios/app/paperswipe/id6744178813)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Midnight Galaxy | $1.99 | one-time |
| Rose Gold | $1.99 | one-time |
| Cosmic Dream | $1.99 | one-time |
| Volcano | $1.99 | one-time |
| Emerald Dream | $1.99 | one-time |
| Purple Haze | $1.99 | one-time |
| Peachy Keen | $1.99 | one-time |
| Matrix Code | $1.99 | one-time |
| Candy Shop | $1.99 | one-time |


## Frequently asked questions

### Is Lie Detector free?

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

### Is PaperSwipe free?

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

### Do Lie Detector or PaperSwipe have ads?

Lie Detector shows ads; PaperSwipe does not.

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

Lie Detector ships an update every 7 months, and PaperSwipe every 3 months. Most recently, Lie Detector was updated on October 16, 2026 and PaperSwipe on October 6, 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.*