# Math Challenge vs The Prime Numbers Gems

The clearest difference is price: Math Challenge at Free against The Prime Numbers Gems's $4.99. Math Challenge also leads on device support. The Prime Numbers Gems's advantage is iOS requirement (15.0 vs 17.6). On in-app purchases there is nothing between them.

Math Challenge is free to download; The Prime Numbers Gems costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Math Challenge | The Prime Numbers Gems |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 58 months | — |
| Size | 7 MB | 793 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Nazir Dogan](https://appshunter.io/developer/1048892607) | [Carlo-Luigi Barabino](https://appshunter.io/developer/1732230555) |

## What reviewers say

### Math Challenge

[App page](https://appshunter.io/ios/app/math-challenge-math-game/id1091644334)

**Features:** macOS Compatibility

**In-app purchases:** none


### The Prime Numbers Gems

[App page](https://appshunter.io/ios/app/the-prime-numbers-gems/id6478206866)

**In-app purchases:** none


## Frequently asked questions

### Is Math Challenge free?

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

### Is The Prime Numbers Gems free?

The Prime Numbers Gems costs $4.99, with no in-app purchases.

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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.*