# Wunderbrain vs Eye

The clearest difference is update cadence: Wunderbrain at every 3 weeks against Eye's every 13 months. Wunderbrain also leads on iOS requirement (11.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Wunderbrain ships an update every 3 weeks, Eye every 13 months. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Wunderbrain | Eye |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/wunderbrain/id1006591384/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 13 months |
| Monetization | Free | — |
| Size | 8 MB | 76 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mathieu Morin](https://appshunter.io/developer/991342879) | [Timur Baytukalov](https://appshunter.io/developer/1629132438) |

## What reviewers say

### Wunderbrain

[App page](https://appshunter.io/ios/app/wunderbrain/id1006591384)

Enhance cognitive abilities with scientifically designed games targeting attention, memory, and speed. This app offers daily brain exercises and offline functionality, making brain training accessible in minutes.

**Highlights:** 15 fundamental brain-training games, Develops attention, memory, speed, accuracy, Guidelines for brain health, Daily exercise suggestions, Works offline, No sign-up required

**Features:** macOS Compatibility

**In-app purchases:** none


### Eye

[App page](https://appshunter.io/ios/app/eye-opener/id1629132436)

**In-app purchases:** none


## Frequently asked questions

### Is Wunderbrain free?

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

### Is Eye free?

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

### Do Wunderbrain or Eye have ads?

Neither Wunderbrain nor Eye shows ads.

### Which is updated more often, Wunderbrain or Eye?

Wunderbrain ships an update every 3 weeks, and Eye every 13 months. Most recently, Wunderbrain was updated on October 5, 2026 and Eye on October 9, 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.*