Master music theory with an interactive Circle of Fifths. Learn key signatures, chords in key, and chord shapes with visual aids and audio playback. Ideal for musicians of all levels to deepen their understanding of harmony.





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Master music theory with an interactive Circle of Fifths. Learn key signatures, chords in key, and chord shapes with visual aids and audio playback. Ideal for musicians of all levels to deepen their understanding of harmony.



Explore the circle of fifths with interactive scale displays. Select keys via touch or slider to view major and parallel minor scales. Customize note notation and clef for a personalized musical experience.






Learn and practice music theory with an interactive circle of fifths. Explore major, minor, and diminished keys with audio recordings and guitar chord charts. Visualize chord relationships and transpose songs easily.


Explore the world of hexatonics and triad pairs to enhance your musical improvisations. This app provides a curated library of harmonic and melodic ideas, offering visual aids and instant transposition for any chord or key.


This app visualizes five-note scales and their connection to chords, offering a unique way to explore musical expression. It helps musicians improvise, compose, and understand harmony with clear visual aids and smart filtering options.


Explore a comprehensive library of chords, scales, and arpeggios across various genres and keys. Identify musical positions and fingerings for guitar and piano with a built-in analyzer. Offers a free demo with an optional annual subscription for full access.


This music theory app visually represents the relationship between the 12 tones of the chromatic scale. It shows key signatures and associated major and minor keys, illustrating sharps and flats as you move clockwise or counter-clockwise.