# KeyMorph - Music Transposition

> KeyMorph - Music Transposition (iPhone/iPad app by Omni Devs.)

- Source: https://appshunter.io/ios/app/keymorph-music-transposition/id6749544555 (this page in markdown: same URL + `.md`)
- Developer: [Omni Devs](https://appshunter.io/developer/1830893808)
- Category: Music, Education
- Price: Free (on sale, was $0.99)
- Age rating: 4+
- Requires: iOS 15.1 · 31 MB
- Languages: American English
- Released: 2025-08-12
- Data updated: 2026-08-14
- User reviews in markdown: https://appshunter.io/ios/app/keymorph-music-transposition/id6749544555/reviews.md

## What is KeyMorph?

KeyMorph is the ultimate practice companion for anyone playing a transposing instrument. With a full‑sized, touch‑responsive piano keyboard and a simple dropdown menu, you can choose an available instrument and immediately see the adjusted note names rendered atop each key—no mental math required.

KeyMorph helps you:

Visualize transposition in real time, so you always know which piano key corresponds to your instrument’s written pitch.

Switch instruments effortlessly—great for multi‑instrumentalists or band directors working with different sections.

Build confidence by practicing scales, chords, and melodies in their concert‑pitch form while seeing exactly what to play on your instrument.

Ideal for students, educators, and professionals alike, KeyMorph makes learning and performing transposed music intuitive, accurate, and fun.

Instruments Supported:
Piano
Violin
Oboe
Alto Saxophone
Soprano Saxophone
Tenor Saxophone
Baritone Saxophone 
Trumpet
French Horn
Clarinet

More instruments to come!


## Version history (last 4 releases)

### 1.1.0 — 2026-08-10

• Fixed a problem that prevented Pro purchases from completing
• Tapping Buy before the App Store is ready now shows a clear message
• New PRO badge shows when Pro is unlocked
• Performance improvements

### 1.0.2 — 2026-08-09

What's New in 1.0.2

Performance improvements and stability updates
Compatibility improvements for the latest iOS version
Bug fixes for a smoother playing experience

### 1.0.1 — 2025-08-13

Soprano Saxophone
Tenor Saxophone
Baritone Saxophone 
Trumpet
French Horn
Violin
Oboe
Clarinet

### 1.0 — 2025-08-12

No release notes.

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## Related topics

[transposition](https://appshunter.io/ios/topics/transposition)

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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 2026-08-14.*