ChordRecognition
Train your ear to identify any chord instantly — triads, seventh chords, extended voicings, all 12 roots. Start with the recognition trainer or dive into a specific chord type.
Open Recognition Trainer →Triads
6 chordsMMajorThe brightest, most stable triad. The foundation of Western tonal music.→mMinorA darker, more introspective triad. Widely used in classical and popular music.→°DiminishedA tense, unstable triad built from two stacked minor thirds.→+AugmentedAn ambiguous, dreamlike triad built from two stacked major thirds.→sus2Sus2A suspended chord with the major 2nd replacing the third. Open and airy.→sus4Sus4A suspended chord with the perfect 4th replacing the third. Creates tension.→
Sevenths
6 chordsmaj7Major 7thA warm, sophisticated chord. Staple of jazz and neo-soul.→m7Minor 7thSmooth and melancholic. The ii chord in jazz ii-V-I progressions.→7Dominant 7thTense and driving. Creates the strongest pull toward the tonic.→ø7Half DiminishedAlso called min7♭5. The ii° in minor key ii-V-I progressions.→°7Diminished 7thMaximum tension. Fully symmetric — every inversion sounds similar.→mMaj7Minor Major 7thEerie and cinematic. Common in film scores and jazz harmony.→
Extended
5 chordsmaj9Major 9thLush and expansive. Adds colour above the major 7th chord.→m9Minor 9thRich and soulful. A favourite in R&B and jazz voicings.→9Dominant 9thA dominant 7th with an added 9th. Funky and full of energy.→1111thDense and atmospheric. The 11th adds a suspended quality over the dominant.→1313thThe fullest dominant extension. Contains almost every scale degree.→
Added
2 chordsBrowse by Root Note
Why Train Chord Recognition?
Chord recognition is one of the most practical ear training skills a musician can develop. Being able to identify chords by ear lets you learn songs faster, improvise confidently, and understand harmonic progressions without sheet music.
Musestar's chord ear training covers every chord type across all 12 roots — from basic triads to extended jazz harmony — with instant audio feedback on every answer.