# KeyJ vs Guitar Tab Reader

The clearest difference is in-app purchases: Guitar Tab Reader at none against KeyJ's 1. KeyJ's advantage is device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. KeyJ sells 1 in-app purchase, starting at $7.99 per year. Guitar Tab Reader asks for nothing beyond the download.

## The numbers

| Metric | KeyJ | Guitar Tab Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 37 MB | 44 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JoyPunk LLC](https://appshunter.io/developer/1876014751) | [Yusuf Emirhan Sahin](https://appshunter.io/developer/1666817331) |

## What reviewers say

### KeyJ

[App page](https://appshunter.io/ios/app/keyj-music-theory/id6758961144)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KeyJ: Music Collaboration & Theory | $7.99 | per year |


### Guitar Tab Reader

[App page](https://appshunter.io/ios/app/guitar-tab-reader/id6779693365)

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

**In-app purchases:** none


## Frequently asked questions

### Is KeyJ free?

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

### Is Guitar Tab Reader free?

Guitar Tab Reader is free to download, with no in-app purchases.

### Do KeyJ or Guitar Tab Reader have ads?

Neither KeyJ nor Guitar Tab Reader 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.*