Learn
Understand the logic behind chord voicings — step by step.
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Understanding Intervals
The foundation of music theory
Learn all musical intervals — from seconds to thirteenths. Understand how chords are built from the ground up.
BeginnerThirds & Tritone
0%Fifths & Sixths
0%Sevenths
0%Extended Intervals
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Understanding Shell Voicings
The 3-Note Method
Learn to play any seventh chord with just 3 notes: root, third, and seventh.
BeginnerⅡ
Scale Degree Theory
Understand chords by their function
Learn the 7 degrees of the major scale and how chords relate: tonic, subdominant, dominant, and the most important progressions.
IntermediateThe Tonic Family
0%The Subdominant
0%The Dominant
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Ultimate Plan
From Zero to Master
The complete learning journey: all chord types, all voicings, all keys. 8 modules — from your first seventh chord to altered dominants.
Beginner