# Osushi211 vs MathifyK

The clearest difference is device support: Osushi211 at 2 against MathifyK's —. MathifyK's advantage is iOS requirement (13.0 vs 26.2). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Osushi211 | MathifyK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 weeks | — |
| Size | 36 MB | 43 MB |
| Requires iOS | 26.2 | **13.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 9+ |
| Developer | [Kawamata Koichiro](https://appshunter.io/developer/788575817) | [Mohan Reddy](https://appshunter.io/developer/1870408863) |

## What reviewers say

### Osushi211

[App page](https://appshunter.io/ios/app/osushi211/id6758653710)

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

**In-app purchases:** none


### MathifyK

[App page](https://appshunter.io/ios/app/mathifyk/id6760960726)

**In-app purchases:** none


## Frequently asked questions

### Is Osushi211 free?

Osushi211 is free to download, with no in-app purchases.

### Is MathifyK free?

MathifyK is free to download, 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.*