# Vocal Remover · Stem Splitter vs CalcKit

The clearest difference is in-app purchases: CalcKit at none against Vocal Remover · Stem Splitter's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Vocal Remover · Stem Splitter sells 2 in-app purchases, starting at $3.99 per 7 days. CalcKit asks for nothing beyond the download.

Vocal Remover · Stem Splitter ships an update every 10 days, CalcKit every 2 weeks. The most recent releases landed on October 22, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Vocal Remover · Stem Splitter | CalcKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/vocal-remover-stem-splitter/id6760567949/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 137 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oleh Lohinov](https://appshunter.io/developer/1329778756) | [Kazumi Matsumoto](https://appshunter.io/developer/1845542621) |

## What reviewers say

### Vocal Remover · Stem Splitter

[App page](https://appshunter.io/ios/app/vocal-remover-stem-splitter/id6760567949)

This application uses AI to separate songs into four distinct audio stems: vocals, drums, bass, and other instruments. You can adjust the volume of each stem and export them individually or as a custom mix. It processes audio directly on your device without requiring an internet connection.

**Highlights:** AI-powered stem separation, 4-stem output (vocals, drums, bass, other), On-device processing, Real-time stem mixing, Export individual stems or custom mixes, Organized song library

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $3.99 | per 7 days |
| Pro Yearly | $34.99 | per year |


### CalcKit

[App page](https://appshunter.io/ios/app/calckit/id6764052834)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vocal Remover · Stem Splitter free?

Vocal Remover · Stem Splitter is free to download, with in-app purchases available.

### Is CalcKit free?

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

### Do Vocal Remover · Stem Splitter or CalcKit have ads?

Neither Vocal Remover · Stem Splitter nor CalcKit shows ads.

### Which is updated more often, Vocal Remover · Stem Splitter or CalcKit?

Vocal Remover · Stem Splitter ships an update every 10 days, and CalcKit every 2 weeks. Most recently, Vocal Remover · Stem Splitter was updated on October 22, 2026 and CalcKit on October 7, 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.*