# Baobab vs Psychology

The clearest difference is in-app purchases: Baobab at none against Psychology's 1. Psychology's advantage is ads (none vs shown) and update cadence (every 11 days vs every 4 months). On price, device support and iOS requirement there is nothing between them.

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

Baobab ships an update every 4 months, Psychology every 11 days. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Baobab | Psychology |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 11 days** |
| Size | 74 MB | 143 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [TechNation Ltd.](https://appshunter.io/developer/1184002892) | [Man Hung Sun](https://appshunter.io/developer/1471605573) |

## What reviewers say

### Baobab

[App page](https://appshunter.io/ios/app/baobab/id1507266515)

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

**In-app purchases:** none


### Psychology

[App page](https://appshunter.io/ios/app/psychology-behavioral-pricing/id6444622839)

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is Baobab free?

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

### Is Psychology free?

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

### Do Baobab or Psychology have ads?

Baobab shows ads; Psychology does not.

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

Baobab ships an update every 4 months, and Psychology every 11 days. Most recently, Baobab was updated on October 25, 2026 and Psychology on October 30, 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.*