# Lie Detector Test Truth Shock vs Authenticator

The clearest difference is update cadence: Authenticator at every 2 days against Lie Detector Test Truth Shock's every 22 months. Authenticator also leads on rating (5.0 vs 4.6) and monetization model (ad-supported vs free with in-app purchases). Lie Detector Test Truth Shock's advantage is ratings volume (764 vs 3) and iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Authenticator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Lie Detector Test Truth Shock has 764 ratings behind it against 3, so its average is the more settled of the two.

Lie Detector Test Truth Shock ships an update every 22 months, Authenticator every 2 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Lie Detector Test Truth Shock | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (764 ratings)](https://appshunter.io/ios/app/lie-detector-test-truth-shock/id1602913125/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/authenticator-fake-scanner/id6499281052/reviews)** |
| Number of ratings | **764** | 3 |
| Positive reviews | 46.8% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 22 months | **Every 2 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 76 MB | 4 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alex Quesada](https://appshunter.io/developer/1567029705) | [Harden Consulting LLC](https://appshunter.io/developer/366561891) |

## What reviewers say

### Lie Detector Test Truth Shock

[App page](https://appshunter.io/ios/app/lie-detector-test-truth-shock/id1602913125)

This app simulates a lie detector test using your device's fingerprint scanner. It's designed for entertainment, allowing you to prank friends and family by revealing random or controlled 'truth' or 'lie' results.

**Highlights:** Fingerprint scanner simulation, Random lie/truth results, Controlled result option, Prank friends and family, Realistic polygraph simulation

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 😂 Fun for pranks
- 👍 Easy to use
- 🤩 Entertaining
- 💯 Good for friends
- ⭐ Accurate sometimes

**What reviewers complain about**

- 👎 Fake answers
- 👎 Inaccurate results
- 👎 Says lie when it's truth
- 👎 Says truth when it's lie
- 👎 Random answers

**Reported bugs**

- Keeps saying lie
- Changes original answer
- Says lie when truth
- Says truth when lie
- Inconsistent results

**Requested features**

- No ads
- Mini games


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-fake-scanner/id6499281052)

Simulate biometric authentication for creative projects. This app allows you to choose between palm, retina, or fingerprint scans, or passcode entry. Customize the outcome to always fail, always succeed, or use an override for demonstrations.

**Highlights:** Fake palm scanner, Fake retina scanner, Fake fingerprint scanner, Passcode entry simulation, Customizable authentication outcomes, Override authentication option

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

**In-app purchases:** none


## Frequently asked questions

### Is Lie Detector Test Truth Shock free?

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

### Is Authenticator free?

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

### Which has better reviews, Lie Detector Test Truth Shock or Authenticator?

Authenticator is rated higher. Lie Detector Test Truth Shock averages 4.6 out of 5 from 764 ratings, while Authenticator averages 5.0 from 3 ratings.

### Do Lie Detector Test Truth Shock or Authenticator have ads?

Both Lie Detector Test Truth Shock and Authenticator show ads.

### Which is updated more often, Lie Detector Test Truth Shock or Authenticator?

Lie Detector Test Truth Shock ships an update every 22 months, and Authenticator every 2 days. Most recently, Lie Detector Test Truth Shock was updated on October 27, 2026 and Authenticator on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*