# Four Colours vs Matrix

The clearest difference is price: Matrix at Free against Four Colours's $1.99. Matrix also leads on update cadence (every 5 weeks vs every 42 months). Four Colours's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.1). On in-app purchases and device support there is nothing between them.

Matrix is free to download; Four Colours costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Four Colours ships an update every 42 months, Matrix every 5 weeks. The most recent releases landed on October 8, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Four Colours | Matrix |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/four-colours/id644215345/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 42 months | **Every 5 weeks** |
| Monetization | Paid | — |
| Size | 15 MB | 32 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roman Koksharov](https://appshunter.io/developer/700716922) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Four Colours

[App page](https://appshunter.io/ios/app/four-colours/id644215345)

Explore the mathematical concept of the four-color theorem with interactive maps of various countries and regions. This educational app allows you to test and understand how any map can be colored using only four colors, ensuring no adjacent areas share the same hue.

**Highlights:** Four-color theorem demonstration, Interactive maps of 12 countries/regions, Geography study tool, Computer-aided science verification, Educational exploration

**Features:** macOS Compatibility

**In-app purchases:** none


### Matrix

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Four Colours free?

Four Colours costs $1.99, with no in-app purchases.

### Is Matrix free?

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

### Do Four Colours or Matrix have ads?

Matrix shows ads; Four Colours does not.

### Which is updated more often, Four Colours or Matrix?

Four Colours ships an update every 42 months, and Matrix every 5 weeks. Most recently, Four Colours was updated on October 8, 2026 and Matrix on October 27, 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.*