# Psychology vs Eneagrama Test

The clearest difference is in-app purchases: Eneagrama Test at none against Psychology's 1. Psychology's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

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

Psychology ships an update every 10 days, Eneagrama Test every 11 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Psychology | Eneagrama Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 11 days |
| Size | 179 MB | 28 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Man Hung Sun](https://appshunter.io/developer/1471605573) | [KPR PREMIUM MOTOR CARS SL](https://appshunter.io/developer/6779337159) |

## What reviewers say

### Psychology

[App page](https://appshunter.io/ios/app/psychology-brain-control/id1618784784)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $0.99 | one-time |


### Eneagrama Test

[App page](https://appshunter.io/ios/app/eneagrama-test/id6782861036)

**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 Eneagrama Test free?

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

### Do Psychology or Eneagrama Test have ads?

Eneagrama Test shows ads; Psychology does not.

### Which is updated more often, Psychology or Eneagrama Test?

Psychology ships an update every 10 days, and Eneagrama Test every 11 days. Most recently, Psychology was updated on November 3, 2026 and Eneagrama Test 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.*