# Twelve keys

> Twelve keys (iPhone/iPad app by Julien Le Mee.)

- Source: https://appshunter.io/ios/app/twelve-keys/id6444626990 (this page in markdown: same URL + `.md`)
- Developer: [Julien Le Mee](https://appshunter.io/developer/1442145252)
- Category: Music, Music
- Price: Free
- Age rating: 4+
- Requires: iOS 8.0 · 38 MB
- Released: 2022-11-22
- Data updated: 2025-07-06
- User reviews in markdown: https://appshunter.io/ios/app/twelve-keys/id6444626990/reviews.md

## What is Twelve keys?

As a musician, to become a master in all 12 keys, you need to practice your fluency. This app will help you work on your scales and modes. There is also a fun timed challenge.


## Version history (last 3 releases)

### 1.0.4 — 2022-11-28

Minor bugs fix.

### 1.0.3 — 2022-11-23

Initial version

### 1.0.2 — 2022-11-22

No release notes.

## More apps by Julien Le Mee

- [Sax-O-Meter](https://appshunter.io/ios/app/sax/id1475618054)

All apps by Julien Le Mee: https://appshunter.io/developer/1442145252

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2025-07-06.*