Scale Finder
Music TheoryExplore scale structures, note intervals, and view active scale notes on a virtual piano keyboard.
Chord Finder
Find note formulas for all common chords and hear them played on an interactive piano keyboard.
Active Notes
C, E, G
Interval Formula
Root (0) - Major 3rd (4) - Perfect 5th (7)
Root Note (Tonic)
Chord Voice note
How to Find and Play Chords
Select root notes and qualities to find chord definitions, intervals, and visualize notes on a virtual piano.
Learning chord intervals simplifies writing chord progressions and building harmonies:
- Root Note defines the primary pitch on which the chord is constructed.
- Chord Quality controls the harmonic flavor (Major, Minor, Diminished, Augmented, Suspended, or 7th extensions).
- Press Play Chord to trigger the Web Audio synthesizer playing all voice pitches simultaneously.
- Press individual keys on the virtual keyboard to test melodies on top.
Frequently Asked Questions
Which chord qualities can I find?
You can find Major, Minor, Diminished (Dim), Augmented (Aug), Suspended 2 (Sus2), Suspended 4 (Sus4), Major 7 (Maj7), Minor 7 (Min7), and Dominant 7 chords.