# Unfold vs Four Colours

The clearest difference is rating: Four Colours at 5.0 against Unfold's 4.2. Unfold's advantage is ratings volume (47 vs 1) and update cadence (every 14 months vs every 42 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Unfold costs $0.99 and Four Colours $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Four Colours holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Unfold has 47 ratings behind it against 1, so its average is the more settled of the two.

Unfold ships an update every 14 months, Four Colours every 42 months. The most recent releases landed on October 23, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Unfold | Four Colours |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | [4.2 (47 ratings)](https://appshunter.io/ios/app/unfold/id557099803/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/four-colours/id644215345/reviews)** |
| Number of ratings | **47** | 1 |
| Positive reviews | 83.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 42 months |
| Monetization | **Free** | Paid |
| Size | 1 MB | 15 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Paul Hangas](https://appshunter.io/developer/433121902) | [Roman Koksharov](https://appshunter.io/developer/700716922) |

## What reviewers say

### Unfold

[App page](https://appshunter.io/ios/app/unfold/id557099803)

Explore the mathematical and artistic beauty of 3D geometric solids on your device. Interact with 63 different symmetrical shapes, rotating and unfolding them to understand their geometry. Discover Platonic, Archimedean, and Johnson solids with an elegant interface and customizable colors.

**Highlights:** Interactive 3D solids, 63 different geometric shapes, Rotate and zoom functionality, Fold and unfold solids, 18 color options

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Unfold free?

Unfold costs $0.99, with no in-app purchases.

### Is Four Colours free?

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

### Which has better reviews, Unfold or Four Colours?

Four Colours is rated higher. Unfold averages 4.2 out of 5 from 47 ratings, while Four Colours averages 5.0 from 1 ratings.

### Do Unfold or Four Colours have ads?

Neither Unfold nor Four Colours shows ads.

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

Unfold ships an update every 14 months, and Four Colours every 42 months. Most recently, Unfold was updated on October 23, 2026 and Four Colours on October 8, 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.*