Report updated Apr 20, 2026
Circle o Fifths: Music Theory
For musicians and students looking to improve their understanding of music theory and guitar chord structures.
Overview · Full Intel report in progress
Circle o Fifths: Music Theory is an established music app that is a paid app. With a 4.8/5 rating from 1K reviews, it shows polarized user reception.
What is Circle o Fifths: Music Theory?
Current Momentum
v1.3 · 19mo ago
ZombieLast updated 582d ago. 5 versions tracked.
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
MusicRating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
What Are The Key Features?
Features three rings covering major, minor, and diminished keys with color-coded note and chord identification.
Includes 36 real guitar audio recordings and corresponding chord charts for every note on the circle.
Allows users to view all chords within a specific key and toggle between major and minor relationships.
How much does it cost?
Who Built It?
Tim Mueller
Providing specialized educational and creative tools for musicians and individuals with communication needs. Balancing utility-focused apps with retro-inspired casual gaming.
Portfolio
4
Apps
What other apps does Tim Mueller make?
Explore the full Tim Mueller report
Portfolio breakdown, audience, momentum, and every app published by Tim Mueller.
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
Analysis in progress, available soon
What is the competitive landscape for Circle o Fifths: Music Theory?
How's The Music Market?
How does it evolve in the Music market?
Rank progression
17 active rankings tracked — 30-day window
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Circle o Fifths: Music Theory
Key Takeaways
This app serves as a functional, interactive reference tool for guitarists to visualize and hear the relationships between chords and keys.
Where Is It Heading?
Trend analysis
Available very soon