# NoteBean vs Clef

The clearest difference is update cadence: Clef at weekly against NoteBean's every 5 weeks. Clef also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NoteBean ships an update every 5 weeks, Clef weekly. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | NoteBean | Clef |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 13 MB | 9 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [丹 平](https://appshunter.io/developer/6782642707) | [Antoine Quinzin](https://appshunter.io/developer/6794323139) |

## What reviewers say

### NoteBean

[App page](https://appshunter.io/ios/app/notebean/id6782924307)

**In-app purchases:** none


### Clef

[App page](https://appshunter.io/ios/app/clef-music-theory/id6794323137)

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

**In-app purchases:** none


## Frequently asked questions

### Is NoteBean free?

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

### Is Clef free?

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

### Do NoteBean or Clef have ads?

Neither NoteBean nor Clef shows ads.

### Which is updated more often, NoteBean or Clef?

NoteBean ships an update every 5 weeks, and Clef weekly. Most recently, NoteBean was updated on October 31, 2026 and Clef on October 25, 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.*