# Spleeter vs Stemulator

The clearest difference is rating: Stemulator at 4.7 against Spleeter's 3.0. Stemulator also leads on ads (none vs shown) and review sentiment (94% vs 67%). Spleeter's advantage is in-app purchases (none vs 8). On price and iOS requirement there is nothing between them.

Both are free to download. Stemulator sells 8 in-app purchases, starting at $4.99 per month. Spleeter asks for nothing beyond the download.

Stemulator holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Stemulator has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 67% of Spleeter's written reviews are positive against 94% of Stemulator's.

Spleeter ships an update every 6 weeks, Stemulator every 9 days. The most recent releases landed on October 8, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Spleeter | Stemulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/spleeter-vocal-remover/id6746929829/reviews) | **[4.7 (13 ratings)](https://appshunter.io/ios/app/stemulator/id6757211000/reviews)** |
| Number of ratings | 2 | **13** |
| Positive reviews | 66.7% of reviews | **94.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 38 MB | 60 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [文娟 蔡](https://appshunter.io/developer/1686714488) | [Stemulator LLC](https://appshunter.io/developer/1865353381) |

## What reviewers say

### Spleeter

[App page](https://appshunter.io/ios/app/spleeter-vocal-remover/id6746929829)

This app uses AI to separate audio tracks into vocals and accompaniments. It processes audio directly on your device for efficient performance and offers features like track volume adjustment and sound processing. Easily import audio from various sources and share your creations.

**Highlights:** AI-powered vocal and accompaniment extraction, Seamless separation of music of any duration, Fine-tune individual track volumes, Resynthesis export support, Import from albums, files, YouTube, web pages, Sound processing effects

**Features:** macOS Compatibility

**In-app purchases:** none


### Stemulator

[App page](https://appshunter.io/ios/app/stemulator/id6757211000)

This app uses advanced audio separation models to extract individual elements from any song with studio-quality precision. It offers modes for producers to download stems and for musicians to play along with real-time mixing and chord mapping.

**Highlights:** Extract up to 18 stems per track, Producers Mode for stem downloads, Musicians Mode for real-time mixing, Generate MIDI chord maps, Real-time chord mapping and waterfall MIDI piano, Supports major audio formats for import and export

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional | $4.99 | per month |
| Studio | $9.99 | per month |
| Audiophile | $19.99 | per month |
| Production | $29.99 | per month |
| Professional (Annual) | $39.00 | per year |
| Studio (Annual) | $79.00 | per year |
| Audiophile (Annual) | $149.00 | per year |
| Production (Annual) | $249.00 | per year |


## Frequently asked questions

### Is Spleeter free?

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

### Is Stemulator free?

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

### Which has better reviews, Spleeter or Stemulator?

Stemulator is rated higher. Spleeter averages 3.0 out of 5 from 2 ratings, while Stemulator averages 4.7 from 13 ratings.

### Do Spleeter or Stemulator have ads?

Spleeter shows ads; Stemulator does not.

### Which is updated more often, Spleeter or Stemulator?

Spleeter ships an update every 6 weeks, and Stemulator every 9 days. Most recently, Spleeter was updated on October 8, 2026 and Stemulator on October 22, 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.*