# Math Genius+ vs O

The clearest difference is price: Math Genius+ at Free against O's $0.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Math Genius+ is free to download; O costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Math Genius+ | O |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 4 MB | 1 MB |
| Requires iOS | **15.6** | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [hirokazu murabe](https://appshunter.io/developer/894364772) | [EyeOS Store Inc.](https://appshunter.io/developer/1036418634) |

## What reviewers say

### Math Genius+

[App page](https://appshunter.io/ios/app/math-genius-plus/id6751806578)

**Features:** macOS Compatibility

**In-app purchases:** none


### O

[App page](https://appshunter.io/ios/app/o-o/id6754577825)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Genius+ free?

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

### Is O free?

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

### Do Math Genius+ or O have ads?

Neither Math Genius+ nor O 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.*