# Paper Trained vs Music Theory

The clearest difference is device support: Music Theory at 3 against Paper Trained's —. Paper Trained's advantage is iOS requirement (13.0 vs 15.6). 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 | Paper Trained | Music Theory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Size | 23 MB | 4 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Flipover Software LLC](https://appshunter.io/developer/1032810042) | [Musical Note Studio](https://appshunter.io/developer/1895059915) |

## What reviewers say

### Paper Trained

[App page](https://appshunter.io/ios/app/paper-trained/id6761959743)

**In-app purchases:** none


### Music Theory

[App page](https://appshunter.io/ios/app/music-theorycracking-the-code/id6762886683)

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

**In-app purchases:** none


## Frequently asked questions

### Is Paper Trained free?

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

### Is Music Theory free?

Music Theory 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.*