# Let's Unmix vs Ruffio

The clearest difference is in-app purchases: Ruffio at none against Let's Unmix's 1. Ruffio also leads on ads (none vs shown) and update cadence (every 10 days vs every 3 weeks). On price, rating, review sentiment and device support there is nothing between them.

Both are free to download. Let's Unmix sells 1 one-off in-app purchase. Ruffio asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Let's Unmix against 4.4 for Ruffio. That said, the two scores are not equally well evidenced: Ruffio has 434 ratings behind it against 66, so its average is the more settled of the two. Written reviews are what separate them: 69% of Let's Unmix's written reviews are positive against 66% of Ruffio's.

Let's Unmix ships an update every 3 weeks, Ruffio every 10 days. The most recent releases landed on September 21, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Let's Unmix | Ruffio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (66 ratings)](https://appshunter.io/ios/app/lets-unmix/id1500367180/reviews) | [4.4 (434 ratings)](https://appshunter.io/ios/app/ruffio-backing-track-creator/id1544449867/reviews) |
| Number of ratings | 66 | **434** |
| Positive reviews | **68.8% of reviews** | 65.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 486 MB | 59 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Hikaru Tsuyumine](https://appshunter.io/developer/1438695088) | [Rufus Mall](https://appshunter.io/developer/887043621) |

## What reviewers say

### Let's Unmix

[App page](https://appshunter.io/ios/app/lets-unmix/id1500367180)

This app separates songs into individual instrument tracks like vocals, drums, and bass. You can then adjust volume, panning, and playback speed for each track. It supports various audio formats for import and export, making it ideal for music production and remixing.

**Highlights:** Isolate vocals, drums, bass, piano, and other instruments, Adjust volume and panning of individual tracks, Change playback speed, Waveform editor for region selection, Import from Media Library, cloud services, and other apps, Export separated tracks in various formats, Supports multiple audio formats

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $7.99 | one-time |


### Ruffio

[App page](https://appshunter.io/ios/app/ruffio-backing-track-creator/id1544449867)

This app uses advanced AI to split any song into its individual instrument stems, allowing you to mute or isolate vocals, drums, bass, and more. Create custom backing tracks, karaoke versions, or practice your instrument with isolated parts. All processing happens on your device for privacy and offline use.

**Highlights:** AI stem separation, Mute vocals for karaoke, Isolate instruments for practice, Real-time mixing controls, Offline audio processing, Supports various audio/video formats

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

**In-app purchases:** none

**What reviewers like**

- 🎵 Excellent audio stem separation quality
- 💰 Completely free with no ads
- 👍 User-friendly and easy to use
- 🚀 Fast and efficient processing
- ⭐ Works better than paid competitors

**What reviewers complain about**

- 🐛 YouTube import feature frequently broken
- 📱 iPad compatibility issues and crashes
- 🔊 Audio quality sometimes muddy or unclear
- 🎚️ Slider controls can be imprecise
- ❌ Missing export/save functionality

**Reported bugs**

- YouTube import not working (multiple reports)
- App crashes on iPad
- Audio phasing in and out during playback
- Sliders not responding to input
- Staticky sound quality

**Requested features**

- Export stems as individual audio files
- Pitch change and tempo adjustment
- Ability to play songs backwards
- Better slider controls and responsiveness
- Playlist management system


## Frequently asked questions

### Is Let's Unmix free?

Let's Unmix is free to download, with in-app purchases available.

### Is Ruffio free?

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

### Which has better reviews, Let's Unmix or Ruffio?

Let's Unmix and Ruffio are both rated 4.4 out of 5 on the App Store, from 66 and 434 ratings respectively.

### Do Let's Unmix or Ruffio have ads?

Let's Unmix shows ads; Ruffio does not.

### Which is updated more often, Let's Unmix or Ruffio?

Let's Unmix ships an update every 3 weeks, and Ruffio every 10 days. Most recently, Let's Unmix was updated on September 21, 2026 and Ruffio on September 13, 2026.

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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.*