# Circle of Fifths Guide — Learn music theory and chords

> Interactive Circle of Fifths tool for learning music theory, key signatures, and chords. (iPhone/iPad app by Sincere Apps.)

- Source: https://appshunter.io/ios/app/circle-of-fifths-guide/id6683300008 (this page in markdown: same URL + `.md`)
- Developer: [Sincere Apps](https://appshunter.io/developer/1317949625)
- Category: Music, Education
- Price: Free with in-app purchases
- Rating: 4.80/5 from 125 App Store ratings · 6 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.0 · 21 MB
- Languages: American English, Arabic, Danish, Dutch, French (France), German (Germany), Hindi, Indonesian, Italian, Japanese and 13 more
- Released: 2024-09-18
- Data updated: 2026-09-07
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/circle-of-fifths-guide/id6683300008/reviews.md

## What is Circle of Fifths Guide?

MAKE AND REMEMBER THE CIRCLE OF FIFTHS EASILY

Unlock the full potential of your musical journey with our interactive “Make and Remember the Circle of Fifths” feature. Master the Circle of Fifths effortlessly using engaging mnemonics and visual aids that make memorization fun.

Progress through 11 intuitive steps at your own pace. Use the Next and Previous buttons to navigate, and reset anytime to reinforce your learning. Memorize sharp keys with the phrase: “Caroline Gets Drunk And Eats Butterflies” and remember flat keys with: “Caroline Finds BEADs”.

Whether you're a beginner or an experienced musician, this feature simplifies the Circle of Fifths, making it accessible and enjoyable for everyone. Start mastering the Circle of Fifths today and elevate your understanding of music theory.

KEY SIGNATURES MADE SIMPLE

Discover key signatures effortlessly with our interactive Circle of Fifths tool. Select any key from the dynamic Circle of Fifths diagram to instantly view its major and minor scales, including enharmonic equivalents. See at a glance the number of sharps or flats and the specific notes involved.

The intuitive design highlights your chosen key, providing both visual and textual information to deepen your understanding of music theory. Perfect for musicians at any level, this feature makes learning key signatures engaging and straightforward.

Enhance your music theory knowledge by exploring the Circle of Fifths in a whole new way. Dive into key signatures and unlock the secrets of harmony with ease.

CHORDS IN KEY SIMPLIFIED

Effortlessly explore all the chords within any key using our interactive “Chords in Key” feature, seamlessly integrated with the Circle of Fifths. Select a key to instantly view its related major and minor chords displayed in an intuitive layout.

Tap on any chord to hear it played, connecting visual patterns with actual sounds. The interactive Circle of Fifths adapts to your selection, making it easy to understand chord relationships and progressions. Perfect for musicians and songwriters looking to deepen their harmonic knowledge and enhance their musical creativity.

Experience the Circle of Fifths like never before, and simplify your understanding of chords in any key.

VISUALIZE CHORD SHAPES INSTANTLY

Unlock a deeper understanding of chords with our interactive “Chord Shapes” feature, powered by the Circle of Fifths. Select any root note and chord type to see its shape displayed on the Circle of Fifths.

The app highlights chord tones on both the Circle of Fifths and a virtual piano keyboard, bridging the gap between music theory and practical application. Listen to each chord with the built-in playback feature, connecting visual patterns with actual sounds.

Perfect for musicians at any level, this feature makes exploring chord shapes engaging and straightforward. Unlock advanced chords by upgrading to the full version and support further app development by an indie developer.

Dive into the Circle of Fifths and visualize chord shapes like never before.

Embark on a musical journey with the Circle of Fifths as your guide. Download the app now and transform the way you learn and play music!

## Key features

- Interactive Circle of Fifths
- Learn key signatures
- Explore chords in key
- Visualize chord shapes
- Audio playback for chords
- Mnemonics for memorization

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Full Unlock | $2.99 | one-time |
| Unlock All Features | $4.99 | one-time |


## Recent user reviews (6 of 6)

All indexed reviews: https://appshunter.io/ios/app/circle-of-fifths-guide/id6683300008/reviews.md

### 5/5 — Super interactive and very helpful

*2026-05-10, version 2.0*

This app gets right to the point and is a beautiful one to look at. It’s simple and easy to follow. From beginner to pro. This app will grow your skills over time. Everything is touch enabled. Also has other features like mini games on helping you master the Circle of Fifths. Pretty sweet !

### 5/5 — Top App für Musiker

*2026-02-15*

Einfach zu bedienen, kein unnötiger Schnickschnack. Hat mittlerweile mein Quintenzirkel aus Pappe ersetzt.

### 5/5 — Nice

*2025-08-27, version 1.1*

Really use full

### 5/5 — Jesus Christ

*2025-04-03*

Thanks God

### 5/5 — Circolo quinte

*2025-03-13, version 1.1*

Simple, intuitive and very useful !

### 1/5 — Misleading

*2024-12-13, version 1.1*

I thought I would have full access to app only to find a majority of its content behind a pay wall :/ dont download unless you are willing to pay

## Frequently asked questions about Circle of Fifths Guide

### How does Circle of Fifths Guide help me learn the Circle of Fifths?

Circle of Fifths Guide uses interactive features, visual aids, and mnemonics to make memorizing the Circle of Fifths easy and fun. It guides you through 11 steps at your own pace, allowing you to reinforce your learning.

### Can Circle of Fifths Guide help me understand key signatures?

Yes, the app simplifies key signatures by allowing you to select any key from the Circle of Fifths diagram. It instantly displays the major and minor scales, showing the number of sharps or flats and the specific notes involved.

### How does Circle of Fifths Guide explain chords in a key?

The 'Chords in Key' feature lets you select a key and instantly view its related major and minor chords in an intuitive layout. You can tap on any chord to hear it played, connecting visual patterns with sound.

### What is the 'Chord Shapes' feature in Circle of Fifths Guide?

This feature allows you to visualize chord shapes by selecting a root note and chord type. It highlights chord tones on the Circle of Fifths and a virtual piano keyboard, and you can listen to each chord.

### Is Circle of Fifths Guide suitable for beginners?

Absolutely. The app is designed to be accessible and enjoyable for everyone, whether you're a beginner or an experienced musician. It simplifies complex music theory concepts.

### What devices is Circle of Fifths Guide available on?

Circle of Fifths Guide is available on iPhone and iPad, making it convenient for Apple users to learn music theory on the go.

### How often is Circle of Fifths Guide updated?

The app was last updated on 2026-02-12, indicating recent development and support from the indie developer. This suggests a commitment to ongoing improvements.

### Does Circle of Fifths Guide have ads?

No, Circle of Fifths Guide does not contain advertisements. This provides an uninterrupted learning experience for users.

## Version history (last 3 releases)

### 2.0 — 2026-02-12

- New quiz mode to test your Circle of Fifths knowledge
- Settings: choose between English (A, B) and German (A, H) notation
- Settings: toggle auto-play audio on selection
- German mnemonics for German-speaking users
- Scale degrees now show correct enharmonic spellings
- Improved chord shape view with helpful tips

Now available in 24 languages: Arabic, Chinese (Simplified & Traditional), Danish, Dutch, English, French, German, Hindi, Indonesian, Italian, Japanese, Korean, Latvian, Norwegian, Polish, Portuguese (Brazil & Portugal), Russian, Spanish, Swedish, Thai, Turkish, and Vietnamese.

### 1.1 — 2024-09-19

- Bug fixes;

### 1.0 — 2024-09-18

No release notes.

## Apps similar to Circle of Fifths Guide

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Piano Chords and Scales](https://appshunter.io/ios/app/piano-chords-and-scales/id714086944) | 4.8 (9,171) | Free | Music |
| [TONALY: Songs, Scales & Theory](https://appshunter.io/ios/app/tonaly-songs-scales-and-theory/id1242467844) | 4.8 (6,328) | Free | Music |
| [Circle o Fifths: Guitar+Piano](https://appshunter.io/ios/app/circle-o-fifths-guitar-plus-piano/id1499417636) | 4.8 (1,047) | $4.99 | Music |
| [Music Tutor-How to Play Piano](https://appshunter.io/ios/app/music-tutor-how-to-play-piano/id6472578918) | 4.7 (246) | Free | Music |
| [Piano Chords, Scales Companion](https://appshunter.io/ios/app/piano-chords-scales-companion/id598574333) | 4.8 (1,317) | Free | Music |
| [Note Quest: Learn Piano Music](https://appshunter.io/ios/app/note-quest-learn-piano-music/id1176943393) | 4.5 (609) | Free | Music |

## More apps by Sincere Apps

- [Piano Chords and Scales](https://appshunter.io/ios/app/piano-chords-and-scales/id714086944)
- [Musical Interval Recognition](https://appshunter.io/ios/app/musical-interval-recognition/id1439904193)
- [Interval Recognition Pro](https://appshunter.io/ios/app/interval-recognition-pro/id1455975293)
- [Piano Chords and Scales Pro](https://appshunter.io/ios/app/piano-chords-and-scales-pro/id1458613294)
- [Melody Dictation](https://appshunter.io/ios/app/melody-dictation/id1555249262)
- [KeyChords - Song Maker](https://appshunter.io/ios/app/keychords-song-maker/id1568030045)

All apps by Sincere Apps: https://appshunter.io/developer/1317949625

## Related topics

[circle of fifths guide](https://appshunter.io/ios/topics/circle-of-fifths-guide) · [circle of fifths app](https://appshunter.io/ios/topics/circle-of-fifths-app) · [tonaly](https://appshunter.io/ios/topics/tonaly) · [circle of fifths](https://appshunter.io/ios/topics/circle-of-fifths) · [circle of fifths xtra c](https://appshunter.io/ios/topics/circle-of-fifths-xtra-c) · [circle of fifths xtra](https://appshunter.io/ios/topics/circle-of-fifths-xtra) · [circle of fifths pro](https://appshunter.io/ios/topics/circle-of-fifths-pro)

---

*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 2026-09-07.*