# Rainbow Keys — Learn Scales and Chords in AR

> Augmented reality app for learning piano scales and chords. (iPhone/iPad app by Matthew Sefton.)

- Source: https://appshunter.io/ios/app/rainbow-keys/id6476235636 (this page in markdown: same URL + `.md`)
- Developer: [Matthew Sefton](https://appshunter.io/developer/1726261512)
- Category: Music, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 17 · 34 MB
- Languages: American English
- Released: 2024-02-05
- Data updated: 2026-11-04
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/rainbow-keys/id6476235636/reviews.md

## What is Rainbow Keys?

Rainbow keys is an interactive augmented reality app that uses object recognition to display the names of the keys onto your piano or keyboard. You can select from a large range of scales and chords to display, allowing you to learn in real time. It's great for improvisation, developing your skills in piano and learning music theory.

## Key features

- Augmented reality key display
- Object recognition for keyboards
- Selectable scales and chords
- Real-time learning
- Music theory education
- Improvisation aid

## Is Rainbow Keys safe?

Not enough ratings yet to assess Rainbow Keys.

## Is Rainbow Keys legit?

Rainbow Keys appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Rainbow Keys is 78 out of 100 points across 7 verification signals from App Store and developer data.

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/rainbow-keys/id6476235636/reviews.md

### 5/5 — Fantastic for students

*2024-02-06*

I recommend this App to all my beginner piano students. No more stickers or cardboard on the piano keys!

## Frequently asked questions about Rainbow Keys

### What is Rainbow Keys?

Rainbow Keys is an augmented reality application designed to help users learn piano scales and chords. It uses object recognition to display key names directly onto a physical piano or keyboard.

### What scales and chords can I learn with Rainbow Keys?

The app allows you to select from a large range of scales and chords to display, facilitating real-time learning and practice for various musical concepts.

### Is Rainbow Keys suitable for beginners?

Yes, Rainbow Keys is great for beginners looking to develop their skills in piano and learn music theory in an interactive way.

### What devices does Rainbow Keys support?

Rainbow Keys is available for iPhone and iPad devices.

### What is the age rating for Rainbow Keys?

Rainbow Keys has an age rating of 4+, making it suitable for a wide range of users.

### How often is Rainbow Keys updated?

The app was last updated on February 9, 2024, with version 1.03. This indicates a recent update, suggesting ongoing development and support.

### Does Rainbow Keys have ads?

No, Rainbow Keys does not contain advertisements, providing an uninterrupted learning experience.

### What is the price of Rainbow Keys?

Rainbow Keys is available for free, with the option for in-app purchases.

## Version history (last 2 releases)

### 1.03 — 2024-02-09

Version 1.03 introduces fingering. This allows users who have purchased the premium version in-app purchase to display the fingers used to play the basic scales. Users can select RH (Right hand) or LH (Left hand) and the appropriate fingering numbers (from 1-5) will be displayed above the notes.

### 1.02 — 2024-02-05

No release notes.

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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 2026-11-04.*