# Chorustr vs Stemzel

The clearest difference is in-app purchases: Chorustr at none against Stemzel's 4. Chorustr also leads on iOS requirement (16.4 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Stemzel sells 4 one-off in-app purchases. Chorustr asks for nothing beyond the download.

## The numbers

| Metric | Chorustr | Stemzel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/stemzel/id6789668513/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | — | Free with in-app purchases |
| Size | 48 MB | 290 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GEORGE MACKENNEY](https://appshunter.io/developer/1880501663) | [Mahija Kottapalli](https://appshunter.io/developer/6789668515) |

## What reviewers say

### Chorustr

[App page](https://appshunter.io/ios/app/chorustr-choir-practice/id6759758368)

**In-app purchases:** none


### Stemzel

[App page](https://appshunter.io/ios/app/stemzel/id6789668513)

This app separates any song into vocals, drums, bass, and other instruments directly on your device. It offers on-device AI processing for privacy, with no cloud uploads or subscriptions required. Mix, mute, solo, and export individual stems or the full mix.

**Highlights:** On-device AI stem separation, Import audio from files or URL, Record and split audio instantly, Mute or solo individual stems, Built-in waveform scrubber, Export stems and full mix

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |
| Stemzel Unlock | $7.99 | one-time |


## Frequently asked questions

### Is Chorustr free?

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

### Is Stemzel free?

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

### Do Chorustr or Stemzel have ads?

Neither Chorustr nor Stemzel 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.*