# Math! Quiz Game vs Feynman rules

The clearest difference is in-app purchases: Feynman rules at none against Math! Quiz Game's 1. Math! Quiz Game's advantage is iOS requirement (9.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Math! Quiz Game sells 1 one-off in-app purchase. Feynman rules asks for nothing beyond the download.

## The numbers

| Metric | Math! Quiz Game | Feynman rules |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 65 MB | 6 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roghan Games](https://appshunter.io/developer/1427720845) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Math! Quiz Game

[App page](https://appshunter.io/ios/app/math-quiz-game/id1515359591)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Feynman rules

[App page](https://appshunter.io/ios/app/feynman-rules/id6478752222)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math! Quiz Game free?

Math! Quiz Game is free to download, with in-app purchases available.

### Is Feynman rules free?

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

### Do Math! Quiz Game or Feynman rules have ads?

Neither Math! Quiz Game nor Feynman rules shows ads.

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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.*