# Matrix vs Fourier App

The clearest difference is update cadence: Matrix at every 5 weeks against Fourier App's every 3 months. Fourier App's advantage is iOS requirement (13.0 vs 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.

Matrix ships an update every 5 weeks, Fourier App every 3 months. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Matrix | Fourier App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 32 MB | 30 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) | [Sthefano Schiavon](https://appshunter.io/developer/1882733645) |

## What reviewers say

### Matrix

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Fourier App

[App page](https://appshunter.io/ios/app/fourier-app/id6760314201)

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

**In-app purchases:** none


## Frequently asked questions

### Is Matrix free?

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

### Is Fourier App free?

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

### Do Matrix or Fourier App have ads?

Both Matrix and Fourier App show ads.

### Which is updated more often, Matrix or Fourier App?

Matrix ships an update every 5 weeks, and Fourier App every 3 months. Most recently, Matrix was updated on October 12, 2026 and Fourier App 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.*