# Sonar vs Stem Split

The clearest difference is in-app purchases: Sonar at none against Stem Split's 12. Stem Split's advantage is update cadence (every 8 days vs every 6 weeks) and chart position (#131 vs unranked). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Stem Split sells 11 in-app purchases, starting at $6.99 per 7 days. Sonar asks for nothing beyond the download.

Sonar ships an update every 6 weeks, Stem Split every 8 days. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Sonar | Stem Split |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (1.3K ratings)](https://appshunter.io/ios/app/stem-split-ai-vocal-remover/id6742150522/reviews)** |
| Number of ratings | — | **1.3K** |
| Positive reviews | — | 30.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Best chart rank | — | **#131** |
| Size | 144 MB | 150 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [RDF Media](https://appshunter.io/developer/1646684757) | [Music AI Studio](https://appshunter.io/developer/1796160577) |

## What reviewers say

### Sonar

[App page](https://appshunter.io/ios/app/sonar/id1635841458)

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

**In-app purchases:** none


### Stem Split

[App page](https://appshunter.io/ios/app/stem-split-ai-vocal-remover/id6742150522)

**Currently charting:** #131 Top Grossing · Music (US App Store)

This app uses AI to instantly separate any song into its individual instrumental and vocal components. It's designed for musicians to isolate specific parts for practice, remixing, or study, offering clean and precise stem extraction.

**Highlights:** AI vocal remover, Music separator, Instrument separator, Audio splitter, Karaoke version creator, Stem export

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $6.99 | per 7 days |
| Weekly Subscription | $6.99 | per 7 days |
| Weekly Subscription | $9.99 | per 7 days |
| Year Subscription | $19.99 | per year |
| Monthly Subscription | $19.99 | per month |
| Yearly subscription | $39.99 | per year |
| Yearly subscription | $49.99 | per year |
| Lifetime | $19.99 | one-time |
| Lifetime Offer | $44.99 | one-time |
| Lifetime 20% off | $59.99 | one-time |
| Lifetime Access | $69.99 | one-time |


## Frequently asked questions

### Is Sonar free?

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

### Is Stem Split free?

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

### Do Sonar or Stem Split have ads?

Neither Sonar nor Stem Split shows ads.

### Which is updated more often, Sonar or Stem Split?

Sonar ships an update every 6 weeks, and Stem Split every 8 days. Most recently, Sonar was updated on October 4, 2026 and Stem Split on October 15, 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.*