# Fretboard Master vs ScaleJammer

The clearest difference is ads: ScaleJammer at none against Fretboard Master's shown. Fretboard Master's advantage is iOS requirement (15.0 vs 18.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Fretboard Master sells 1 one-off in-app purchase and ScaleJammer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Fretboard Master | ScaleJammer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Size | 28 MB | 8 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ANTENNA WORKS](https://appshunter.io/developer/1881914213) | [Orcun Keskin](https://appshunter.io/developer/1681326325) |

## What reviewers say

### Fretboard Master

[App page](https://appshunter.io/ios/app/fretboard-master-learn-scales/id6759956775)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $1.99 | one-time |


### ScaleJammer

[App page](https://appshunter.io/ios/app/scalejammer/id6761661432)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScaleJammer Pro | $4.99 | one-time |


## Frequently asked questions

### Is Fretboard Master free?

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

### Is ScaleJammer free?

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

### Do Fretboard Master or ScaleJammer have ads?

Fretboard Master shows ads; ScaleJammer 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.*