# Let’s Unmix Audio Unit vs Auto Scratch

The clearest difference is in-app purchases: Auto Scratch at none against Let’s Unmix Audio Unit's 1. Let’s Unmix Audio Unit's advantage is device support (3 vs 1) and iOS requirement (15.4 vs 18.0). On price and ads there is nothing between them.

Both are free to download. Let’s Unmix Audio Unit sells 1 one-off in-app purchase. Auto Scratch asks for nothing beyond the download.

## The numbers

| Metric | Let’s Unmix Audio Unit | Auto Scratch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (9 ratings)](https://appshunter.io/ios/app/lets-unmix-audio-unit/id1631417268/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 189 MB | 13 MB |
| Requires iOS | **15.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hikaru Tsuyumine](https://appshunter.io/developer/1438695088) | [keiji shibuta](https://appshunter.io/developer/1879167349) |

## What reviewers say

### Let’s Unmix Audio Unit

[App page](https://appshunter.io/ios/app/lets-unmix-audio-unit/id1631417268)

Separate vocals, instruments, and more from your music. Integrate with DAWs on iOS and macOS for custom mixes, practice, or remixing. Offers multi-bus output and individual track volume control.

**Highlights:** Isolate vocals and instruments, AUv3 plugin integration, Multi-bus output for effects, Individual track volume control, Loop playback, Import from Music Library/Files

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Edition | $4.99 | one-time |


### Auto Scratch

[App page](https://appshunter.io/ios/app/auto-scratch/id6781161324)

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

**In-app purchases:** none


## Frequently asked questions

### Is Let’s Unmix Audio Unit free?

Let’s Unmix Audio Unit is free to download, with in-app purchases available.

### Is Auto Scratch free?

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

### Do Let’s Unmix Audio Unit or Auto Scratch have ads?

Neither Let’s Unmix Audio Unit nor Auto Scratch 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.*