# Brain Explorer vs Kick Donald

The clearest difference is ads: Brain Explorer at none against Kick Donald's shown. Brain Explorer also leads on ratings volume (6 vs 1). Kick Donald's advantage is update cadence (every 2 weeks vs monthly). On price, rating, review sentiment and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Brain Explorer against 5.0 for Kick Donald. That said, the two scores are not equally well evidenced: Brain Explorer has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Brain Explorer ships an update monthly, Kick Donald every 2 weeks. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Brain Explorer | Kick Donald |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/brain-explorer/id1490281801/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/kick-donald/id6749239069/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 51 MB | 628 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [thkp, LLC](https://appshunter.io/developer/1556761728) | [Dr. Juergen Keymer](https://appshunter.io/developer/1829475848) |

## What reviewers say

### Brain Explorer

[App page](https://appshunter.io/ios/app/brain-explorer/id1490281801)

Engage in fun, scientifically-backed games to test your cognitive abilities. Compare your brainpower with others and contribute to neuroscience research. Explore a galaxy-themed adventure while unlocking new challenges and earning achievements.

**Highlights:** Play brain-testing games, Compare brain scores with others, Win medals and unlock games, Help scientists understand the brain, Space-themed exploration, Anonymous data collection

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

**In-app purchases:** none


### Kick Donald

[App page](https://appshunter.io/ios/app/kick-donald/id6749239069)

A humorous game where players aim to remove a duck character from the White House. It also includes a separate logic puzzle game to test your code-breaking skills.

**Highlights:** Remove duck character, Humorous gameplay, Logic puzzle game, Code-breaking challenge, Sound on/off option

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Explorer free?

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

### Is Kick Donald free?

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

### Which has better reviews, Brain Explorer or Kick Donald?

Brain Explorer and Kick Donald are both rated 5.0 out of 5 on the App Store, from 6 and 1 ratings respectively.

### Do Brain Explorer or Kick Donald have ads?

Kick Donald shows ads; Brain Explorer does not.

### Which is updated more often, Brain Explorer or Kick Donald?

Brain Explorer ships an update monthly, and Kick Donald every 2 weeks. Most recently, Brain Explorer was updated on September 30, 2026 and Kick Donald on October 7, 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.*