# Matrix vs 3D Rotations and Quaternions

The clearest difference is ads: 3D Rotations and Quaternions at none against Matrix's shown. On price, update cadence, 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.

Matrix ships an update every 5 weeks, 3D Rotations and Quaternions every 3 weeks. The most recent releases landed on December 3, 2025 and September 23, 2026 respectively.

## The numbers

| Metric | Matrix | 3D Rotations and Quaternions |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 32 MB | 1 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) | [Yuri Morozov](https://appshunter.io/developer/1582368813) |

## What reviewers say

### Matrix

[App page](https://appshunter.io/ios/app/matrix/id1619005601)

**Features:** macOS Compatibility

**In-app purchases:** none


### 3D Rotations and Quaternions

[App page](https://appshunter.io/ios/app/3d-rotations-and-quaternions/id6618113140)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Matrix free?

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

### Is 3D Rotations and Quaternions free?

3D Rotations and Quaternions is free to download, with no in-app purchases.

### Do Matrix or 3D Rotations and Quaternions have ads?

Matrix shows ads; 3D Rotations and Quaternions does not.

### Which is updated more often, Matrix or 3D Rotations and Quaternions?

Matrix ships an update every 5 weeks, and 3D Rotations and Quaternions every 3 weeks. Most recently, Matrix was updated on December 3, 2025 and 3D Rotations and Quaternions on September 23, 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.*