# AnimalMatrix vs ScrewBrain

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

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

## The numbers

| Metric | AnimalMatrix | ScrewBrain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Size | 148 MB | 108 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [yao shi](https://appshunter.io/developer/1026031245) | [Shiyal Akash](https://appshunter.io/developer/1757806101) |

## What reviewers say

### AnimalMatrix

[App page](https://appshunter.io/ios/app/animalmatrix/id6746743902)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Refill Shell | $1.99 | one-time |


### ScrewBrain

[App page](https://appshunter.io/ios/app/screwbrain-screw-puzzle/id6746796497)

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

**In-app purchases:** none


## Frequently asked questions

### Is AnimalMatrix free?

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

### Is ScrewBrain free?

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

### Do AnimalMatrix or ScrewBrain have ads?

ScrewBrain shows ads; AnimalMatrix does not.

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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.*