# Radio Carrum vs SheetMuse

The clearest difference is in-app purchases: Radio Carrum at none against SheetMuse's 2. Radio Carrum also leads on iOS requirement (15.1 vs 18.0). SheetMuse's advantage is update cadence (every 3 days vs every 23 months). On price, ads and device support there is nothing between them.

Both are free to download. SheetMuse sells 2 in-app purchases, starting at $12.99 per month. Radio Carrum asks for nothing beyond the download.

Radio Carrum ships an update every 23 months, SheetMuse every 3 days. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Radio Carrum | SheetMuse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (14 ratings)](https://appshunter.io/ios/app/sheetmuse/id6670463616/reviews)** |
| Number of ratings | — | **14** |
| Positive reviews | — | 90.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 43 MB | 82 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Marcus Mulcahy](https://appshunter.io/developer/1573222836) | [Step-In CTO Pty Ltd](https://appshunter.io/developer/1598834806) |

## What reviewers say

### Radio Carrum

[App page](https://appshunter.io/ios/app/radio-carrum/id1573222534)

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

**In-app purchases:** none


### SheetMuse

[App page](https://appshunter.io/ios/app/sheetmuse/id6670463616)

This music practice app offers synced chords, guitar tabs, lyrics, and native sheet music. It allows musicians to mute or solo instruments, slow down tracks, and transpose without losing sync. Features include band synchronization and setlist building.

**Highlights:** Synced chords, tabs, and lyrics, Native sheet music with playhead sync, Instrument stems for muting/soloing, Tempo and pitch adjustment, Band synchronization over Wi-Fi, Setlist creation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SheetMuse Pro Monthly | $12.99 | per month |
| SheetMuse Pro Annual | $99.99 | per year |


## Frequently asked questions

### Is Radio Carrum free?

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

### Is SheetMuse free?

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

### Do Radio Carrum or SheetMuse have ads?

Neither Radio Carrum nor SheetMuse shows ads.

### Which is updated more often, Radio Carrum or SheetMuse?

Radio Carrum ships an update every 23 months, and SheetMuse every 3 days. Most recently, Radio Carrum was updated on October 27, 2026 and SheetMuse on November 5, 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.*