# Ruby Valley School vs NotationsWorld

The clearest difference is ads: Ruby Valley School at none against NotationsWorld's shown. Ruby Valley School also leads on iOS requirement (13.4 vs 15.0). On price, in-app purchases and device support 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 | Ruby Valley School | NotationsWorld |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 days |
| Size | 27 MB | 4 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [PRABHU MANAGEMENT](https://appshunter.io/developer/1267161297) | [Rishi Nema](https://appshunter.io/developer/1894705630) |

## What reviewers say

### Ruby Valley School

[App page](https://appshunter.io/ios/app/ruby-valley-school/id6748742440)

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

**In-app purchases:** none


### NotationsWorld

[App page](https://appshunter.io/ios/app/notationsworld/id6763331867)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ruby Valley School free?

Ruby Valley School is free to download, with no in-app purchases.

### Is NotationsWorld free?

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

### Do Ruby Valley School or NotationsWorld have ads?

NotationsWorld shows ads; Ruby Valley School 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.*