# Psychology vs Aurelius

The clearest difference is in-app purchases: Aurelius at none against Psychology's 1. Aurelius also leads on update cadence (every 3 days vs every 10 days). Psychology's advantage is iOS requirement (13.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Psychology sells 1 one-off in-app purchase. Aurelius asks for nothing beyond the download.

Psychology ships an update every 10 days, Aurelius every 3 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Psychology | Aurelius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/psychology-practical-useful/id1566548271/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 192 MB | 22 MB |
| Requires iOS | **13.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Man Hung Sun](https://appshunter.io/developer/1471605573) | [SYMBIO Digital](https://appshunter.io/developer/717633892) |

## What reviewers say

### Psychology

[App page](https://appshunter.io/ios/app/psychology-practical-useful/id1566548271)

Explore practical psychology concepts and theories to enhance daily life. Create custom knowledge entries and test your understanding with quizzes. Learn about different psychological effects and theories.

**Highlights:** Basic and useful psychology knowledge, Practical theories for daily life, Customizable knowledge creation, Learning quizzes, Different theory and effect explanations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ads remove | $0.99 | one-time |


### Aurelius

[App page](https://appshunter.io/ios/app/aurelius/id6808249713)

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

**In-app purchases:** none


## Frequently asked questions

### Is Psychology free?

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

### Is Aurelius free?

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

### Do Psychology or Aurelius have ads?

Neither Psychology nor Aurelius shows ads.

### Which is updated more often, Psychology or Aurelius?

Psychology ships an update every 10 days, and Aurelius every 3 days. Most recently, Psychology was updated on November 3, 2026 and Aurelius 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.*