# Brain 100 vs Project Avicenna

The clearest difference is iOS requirement: Brain 100 at 9.0 against Project Avicenna's 15.1. 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.

## The numbers

| Metric | Brain 100 | Project Avicenna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/brain-100-a-memory-challenge/id1350593923/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free | — |
| Size | 55 MB | 13 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Khai Hoang](https://appshunter.io/developer/1280989956) | [Seif Elfayoumy](https://appshunter.io/developer/1578013309) |

## What reviewers say

### Brain 100

[App page](https://appshunter.io/ios/app/brain-100-a-memory-challenge/id1350593923)

Test your memory with a challenging tile-matching game featuring cute cats. Start with a small board and increase the difficulty as you progress. This addictive game offers hours of entertainment.

**Highlights:** Memory tile matching, Increasing board sizes (3x3 to 6x6), Cute cat imagery, Addictive gameplay, Hours of entertainment

**Features:** macOS Compatibility

**In-app purchases:** none


### Project Avicenna

[App page](https://appshunter.io/ios/app/project-avicenna-memory-tiles/id6737483183)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Brain 100 free?

Brain 100 is free to download, with no in-app purchases.

### Is Project Avicenna free?

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

### Do Brain 100 or Project Avicenna have ads?

Neither Brain 100 nor Project Avicenna shows ads.

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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.*