# Learn Rutooro vs permutation group

The clearest difference is in-app purchases: permutation group at none against Learn Rutooro's 2. permutation group also leads on ads (none vs shown). Learn Rutooro's advantage is iOS requirement (14.0.0 vs 16.6). On price and device support there is nothing between them.

Both are free to download. Learn Rutooro sells 2 in-app purchases, starting at $2.90 per month. permutation group asks for nothing beyond the download.

## The numbers

| Metric | Learn Rutooro | permutation group |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Size | 61 MB | 6 MB |
| Requires iOS | **14.0.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JULIAN BUSINGE](https://appshunter.io/developer/1826761461) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Learn Rutooro

[App page](https://appshunter.io/ios/app/learn-rutooro/id6748641711)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.90 | per month |
| Yearly | $27.90 | per year |


### permutation group

[App page](https://appshunter.io/ios/app/permutation-group/id6757737753)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Learn Rutooro free?

Learn Rutooro is free to download, with in-app purchases available.

### Is permutation group free?

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

### Do Learn Rutooro or permutation group have ads?

Learn Rutooro shows ads; permutation group does not.

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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.*