# Fallacy vs Propaganda Detector

The clearest difference is in-app purchases: Propaganda Detector at none against Fallacy's 4. Fallacy's advantage is iOS requirement (15.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Fallacy sells 4 in-app purchases, starting at $6.99 per 7 days. Propaganda Detector asks for nothing beyond the download.

Fallacy ships an update fortnightly, Propaganda Detector every 2 weeks. Both last shipped on September 23, 2026.

## The numbers

| Metric | Fallacy | Propaganda Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (57 ratings)](https://appshunter.io/ios/app/fallacy-brain-training-logic/id6743923575/reviews)** | — |
| Number of ratings | **57** | — |
| Positive reviews | 76.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 95 MB | 3 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [VERTEX STUDIOS LTD](https://appshunter.io/developer/1805080787) | [Anatolii Ostapenko](https://appshunter.io/developer/1752115602) |

## What reviewers say

### Fallacy

[App page](https://appshunter.io/ios/app/fallacy-brain-training-logic/id6743923575)

This app teaches logical reasoning and critical thinking skills by turning the identification of logical fallacies and cognitive biases into a game. It offers structured brain training with daily exercises and timed challenges, using real-world scenarios and media to build applied intelligence.

**Highlights:** Identify 30+ logical fallacies, Recognize 20+ cognitive biases, Daily brain exercises, Timed reasoning challenges, Debate Mode with real-world arguments, Progressive difficulty levels

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $6.99 | per 7 days |
| Monthly Premium Access | $12.99 | per month |
| Yearly Premium Access | $39.99 | per year |
| Lifetime Access - Premium | $79.99 | one-time |


### Propaganda Detector

[App page](https://appshunter.io/ios/app/propaganda-detector/id6759523181)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fallacy free?

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

### Is Propaganda Detector free?

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

### Do Fallacy or Propaganda Detector have ads?

Neither Fallacy nor Propaganda Detector shows ads.

### Which is updated more often, Fallacy or Propaganda Detector?

Fallacy ships an update fortnightly, and Propaganda Detector every 2 weeks. Most recently, Fallacy was updated on September 23, 2026 and Propaganda Detector on September 23, 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.*