# ClefMastery vs Chord Legend

The clearest difference is device support: ClefMastery at 4 against Chord Legend's 2. ClefMastery also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. ClefMastery sells 1 one-off in-app purchase and Chord Legend sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

ClefMastery ships an update every 5 days, Chord Legend every 4 days. The most recent releases landed on September 13, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | ClefMastery | Chord Legend |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Size | 20 MB | 33 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Christopher Michaelis](https://appshunter.io/developer/902580084) | [Harmono LLC](https://appshunter.io/developer/1833133340) |

## What reviewers say

### ClefMastery

[App page](https://appshunter.io/ios/app/clefmastery/id6759814155)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ClefMastery Lifetime Unlock | $9.99 | one-time |


### Chord Legend

[App page](https://appshunter.io/ios/app/chord-legend/id6781190876)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chord Legend Pro - Monthly | $5.99 | per month |
| Chord Legend Pro - Annual | $29.99 | per year |
| Chord Legend Pro - Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is ClefMastery free?

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

### Is Chord Legend free?

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

### Do ClefMastery or Chord Legend have ads?

Neither ClefMastery nor Chord Legend shows ads.

### Which is updated more often, ClefMastery or Chord Legend?

ClefMastery ships an update every 5 days, and Chord Legend every 4 days. Most recently, ClefMastery was updated on September 13, 2026 and Chord Legend on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*