# Twelve Camera vs Psychology

The clearest difference is in-app purchases: Twelve Camera at none against Psychology's 1. Twelve Camera also leads on iOS requirement (11.0 vs 13.6). Psychology's advantage is update cadence (every 10 days vs monthly). On price, ads and device support there is nothing between them.

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

Twelve Camera ships an update monthly, Psychology every 10 days. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Twelve Camera | Psychology |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 79 MB | 192 MB |
| Requires iOS | **11.0** | 13.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +9 |
| Developer | [Twelve B.V.](https://appshunter.io/developer/1080628831) | [Man Hung Sun](https://appshunter.io/developer/1471605573) |

## What reviewers say

### Twelve Camera

[App page](https://appshunter.io/ios/app/twelve-camera/id1486877510)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Twelve Camera free?

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

### Is Psychology free?

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

### Do Twelve Camera or Psychology have ads?

Neither Twelve Camera nor Psychology shows ads.

### Which is updated more often, Twelve Camera or Psychology?

Twelve Camera ships an update monthly, and Psychology every 10 days. Most recently, Twelve Camera was updated on October 17, 2026 and Psychology on October 5, 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.*