# Circle of Fifths Pro > Interactive Circle of Fifths with audio. Keys, chords, harmony & modulation. Canonical page: [https://chrome-stats.com/d/com.bamuda.circleoffifthspro](https://chrome-stats.com/d/com.bamuda.circleoffifthspro) ## Overview - **ID:** `com.bamuda.circleoffifthspro` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** Bamuda Corporation Pty Ltd - **Category:** MUSIC\_AND\_AUDIO - **Downloads:** 195 - **Version:** 1.10 - **Last updated:** 2026-08-27 - **First published:** 2026-03-27 - **Publisher country:** AU - **Size:** 47 MB - **Data as of:** 2026-09-15 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.bamuda.circleoffifthspro) - **Website:** [https://www.bamuda.com.au](https://www.bamuda.com.au/) - **Privacy policy:** [https://www.bamuda.com.au/circleoffifthsproprivacy.html](https://www.bamuda.com.au/circleoffifthsproprivacy.html) ## Description Circle of Fifths Pro is a clear, modern reference tool for keys, chords, scales, and harmony.
Designed for musicians, students, and teachers, it visualises how music fits together β€” showing key signatures, chord families, modes, and functional harmony with ease.

Whether you're composing, improvising, studying theory, or teaching, Circle of Fifths Pro gives you a fast, intuitive way to explore the structure of Western music.

🎼 Keys & Harmony Reference
All 12 major and minor keys

Key signatures and accidentals

Relative minors, neighbors, and functional relationships

Tonic, subdominant, and dominant families

🎹 Diatonic Chords & Progressions
Diatonic chords for every key

Chord relationships within a scale

Common progressions and harmonic movement

🎡 Modes & Scales (Ionian β†’ Locrian)
Modal patterns and scale tones

Side‑by‑side mode comparison

How modes relate to each key

πŸ” Advanced Theory Tools (Pro)
Secondary dominants

Pivot chords

Modulation paths

Functional harmony overlays

Animated transitions for clearer understanding

🎧 Built for Musicians
Clean, minimal interface

Fast, intuitive interactions

Designed for composing and teaching

Works offline β€” no ads, no tracking, no data collection

βš™οΈ Improved Settings & UX
Settings update instantly in the UI

Panel closes naturally β€” tap outside or tap the button again

Smoother navigation and more responsive controls

🌍 Now Supporting 29 Languages
Circle of Fifths Pro now includes full support for Traditional Chinese, bringing the total to 29 languages.
The app automatically adapts to your device language for a more natural, global experience.

πŸ“š Perfect For
Music students

Teachers and educators

Composers and arrangers

Guitarists, pianists, producers

Anyone exploring harmony and musical structure

🌟 A Modern Circle of Fifths
Circle of Fifths Pro combines a beautifully designed interface with a modern theory engine to make harmony feel natural, visual, and easy to navigate. Every feature is crafted to support real musical understanding β€” from beginners exploring keys to advanced musicians working with modulation and functional harmony. ## Rankings - #1,725,217 β€” Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.INTERNET` - `com.android.vending.BILLING` - `com.android.vending.CHECK_LICENSE` - `com.bamuda.circleoffifthspro.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` ## Similar extensions and apps - [Circle of Fifths Auto](https://chrome-stats.com/d/com.maikstrings.circle_of_fifths_auto) β€” 587 users - [Circle of Fifths of 100+Scales](https://chrome-stats.com/d/app.pg.circleoffifths) β€” 94,766 users, 4.11 / 5 - [Circle of Fifths](https://chrome-stats.com/d/com.joshliebe.circleoffifths) β€” 227,766 users, 4.97 / 5 - [s.mart Circle of Fifths](https://chrome-stats.com/d/de.smartchord.droid.plug.cof) β€” 78,571 users, 4.75 / 5 - [Circle of Fifths Trainer](https://chrome-stats.com/d/com.musictheory.app) β€” 416 users - [Casvelis](https://chrome-stats.com/d/net.moniepoint.kingsofgames) - [Circle of Fifths Trainer](https://chrome-stats.com/d/com.wajdam39.circleoffifths) β€” 57 users - [Circle of 5ths](https://chrome-stats.com/d/anton.zhvakin.circle_of_fifths) β€” 262,470 users, 4.73 / 5 - [Easy Circle of Fifths](https://chrome-stats.com/d/com.shanahan.circleoffifths) β€” 30,480 users, 4.73 / 5 - [Circle of a fifth Pro](https://chrome-stats.com/d/com.maikstrings.maikstringsadfree) β€” 233 users - [CuatroFretGuide](https://chrome-stats.com/d/com.naoya.cuatro_fretboard_app) β€” 43 users - [Music Theory Companion](https://chrome-stats.com/d/app.pg.scalechordprogression) β€” 686,178 users, 4.40 / 5 --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.bamuda.circleoffifthspro)