# KeyPalette - Piano Chord&Scale — Freely display chords & scales

> Piano chord and scale visualization tool for musicians and students. (iPhone/iPad app by Ruku Kobayashi.)

- Source: https://appshunter.io/ios/app/keypalette-piano-chord-and-scale/id6471105648 (this page in markdown: same URL + `.md`)
- Developer: [Ruku Kobayashi](https://appshunter.io/developer/1707735136)
- Category: Music, Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 3 App Store ratings
- Age rating: 4+
- Requires: iOS 26.0 · 12 MB
- Languages: English, Japanese
- Released: 2023-11-08
- Data updated: 2026-06-04
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/keypalette-piano-chord-and-scale/id6471105648/reviews.md

## What is KeyPalette?

“Can’t picture the notes on the keyboard when you see a chord or scale name?”

“Wish you could visualize how chords and scales relate?”

“Tired of flipping through method books or websites?”

This app is made for you.


USES
 Perfect for composition, performance, transcription, analysis, and music-theory study.


KEY FEATURES
- Change the chord root (or scale tonic) with a single tap
- Display a chord and its related scale at the same time
- Toggle between a single octave or the full keyboard range
- Large built-in library of chords and scales
- Create and edit your own chords or scales *
- Fully supports Dark Mode

* This feature requires the Premium version.


Please refer to the following for the terms and conditions of using the subscription:
- Privacy Policy : https://dualukegg.wixsite.com/app-works
- Terms of Use : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Key features

- Display chords and related scales simultaneously
- Change chord root or scale tonic easily
- Toggle between single octave and full keyboard
- Extensive library of chords and scales
- Create and edit custom chords/scales (Premium)
- Supports Dark Mode

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Premium Plan (Monthly) | $1.99 | per month |
| Premium Plan (Yearly) | $9.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Premium Version (Lifetime) | $11.99 | one-time |
| Gift for dinner | $5.99 | one-time |
| Gift sweets | $0.49 | one-time |
| Gift coffee | $2.99 | one-time |



## Frequently asked questions about KeyPalette

### What is KeyPalette?

KeyPalette is a music app designed to help users visualize piano chords and scales. It assists with composition, performance, transcription, analysis, and music theory study by showing how notes and chords relate on a keyboard.

### How does KeyPalette help with music theory?

KeyPalette allows you to see chords and their related scales displayed together, making it easier to understand harmonic relationships. You can change the root note or tonic with a tap and explore different octaves.

### Can I create my own chords and scales in KeyPalette?

Yes, you can create and edit your own custom chords and scales. This advanced feature is available with the Premium version of the app.

### What devices does KeyPalette support?

KeyPalette is available for iPhone and iPad devices, offering a visual music theory tool on the go.

### What is the pricing for KeyPalette?

KeyPalette is free to download and use with basic features. For advanced functionality like custom chord creation, there are Premium subscription plans available monthly for $1.99 or yearly for $9.99.

### How often is KeyPalette updated?

The latest version of KeyPalette is 3.5.0, last updated on April 9, 2026. This indicates a commitment to ongoing development and improvements.

### What is the age rating for KeyPalette?

KeyPalette has an age rating of 4+, making it suitable for a wide range of users, including younger learners interested in music.

### Does KeyPalette have ads?

No, KeyPalette does not contain advertisements. The app is free to use with optional in-app purchases for premium features.

## Version history (last 5 releases)

### 3.5.0 — 2026-04-09

- Added support for portrait orientation and windowed mode on iPad
- Fixed minor bugs

### 3.2.0 — 2026-01-20

- Added a Link button (you can choose whether the highlight follows keyboard taps)
- Added an yearly plan
- Improved performance

### 3.1.0 — 2026-01-15

- Added sound to the keyboard
- Improved performance

### 3.0.0 — 2025-06-15

- Added numerous new chords and scales
- Added functionality to create original chords and scales
- Added functionality to edit existing chords and scales
- Added list view and search for chords and scales
- Revamped UI
- Changed the app name
- Bug fixes

### 2.2.0 — 2024-11-13

- Added a feature to change the theme color
- Improved design
- Changed the app icon
- Added various features for a smoother user experience

## Apps similar to KeyPalette

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Piano Chords, Scales Companion](https://appshunter.io/ios/app/piano-chords-scales-companion/id598574333) | 4.8 (1,288) | Free | Music |
| [Piano Chords and Scales](https://appshunter.io/ios/app/piano-chords-and-scales/id714086944) | 4.8 (8,904) | Free | Music |
| [Grand Piano Keyboard&Metronome](https://appshunter.io/ios/app/grand-piano-keyboard-and-metronome/id578185077) | 4.4 (3,027) | Free | Music |
| [Perfect Piano - Learn to Play](https://appshunter.io/ios/app/perfect-piano-learn-to-play/id942937409) | 4.3 (1,010) | Free | Music |
| [Real Piano electronic keyboard](https://appshunter.io/ios/app/real-piano-electronic-keyboard/id1580138240) | 4.5 (3,684) | Free | Music |
| [Piano Keyboard App: Play Songs](https://appshunter.io/ios/app/piano-keyboard-app-play-songs/id1171389552) | 4.5 (11,765) | Free | Music |

## More apps by Ruku Kobayashi

- [Chord Sense Trainer](https://appshunter.io/ios/app/chord-sense-trainer/id6466735897)
- [Piano Chord Guide: Chord Game](https://appshunter.io/ios/app/piano-chord-guide-chord-game/id6475755652)
- [Piano Note Reading Trainer](https://appshunter.io/ios/app/piano-note-reading-trainer/id6478444762)
- [Randient](https://appshunter.io/ios/app/randient/id6747883962)
- [Merge Puzzle Assort: 2048](https://appshunter.io/ios/app/merge-puzzle-assort-2048/id6749580902)

All apps by Ruku Kobayashi: https://appshunter.io/developer/1707735136

## Related topics

[ruku kobayashi](https://appshunter.io/ios/topics/ruku-kobayashi)

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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 2026-06-04.*