# FretBuilder vs UkuleleRobot

The clearest difference is in-app purchases: UkuleleRobot at none against FretBuilder's 2. UkuleleRobot also leads on iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. FretBuilder sells 2 in-app purchases, starting at $1.99 per month. UkuleleRobot asks for nothing beyond the download.

## The numbers

| Metric | FretBuilder | UkuleleRobot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | — |
| Size | 16 MB | 23 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Brandon Fraune](https://appshunter.io/developer/1662190391) | [Ka Chi CHENG](https://appshunter.io/developer/1773974782) |

## What reviewers say

### FretBuilder

[App page](https://appshunter.io/ios/app/fretbuilder/id6505123345)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium | $1.99 | per month |
| Yearly premium | $19.99 | per year |


### UkuleleRobot

[App page](https://appshunter.io/ios/app/ukulelerobot/id6743171114)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FretBuilder free?

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

### Is UkuleleRobot free?

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

### Do FretBuilder or UkuleleRobot have ads?

Neither FretBuilder nor UkuleleRobot 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.*