What chord is that?
Strum or play a chord and the chord finder names it live. Listen to a whole song and you get its chords in order, with a timeline and the next chord predicted once the progression repeats.
- Chord diagrams for piano, guitar and ukulele, tap to hear
- Roman numerals show how each chord works in the key
- NOW, NEXT and LATER while it listens
Free. No account. No ads.


In the app
The tools behind it.
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Chord finder
Play a chord, see its nameNames the chord you play, live, with its shape on piano, guitar or ukulele.
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Detect key
Key, tempo, chords and songPlay a song nearby: the key updates live, then the tempo, time signature, chords in order and the song's name.
Key finder → -
Scale explorer
Notes, degrees and chordsAny key on a keyboard or neck, with degrees, chords and playback.
Music theory → -
Progression builder
Build, loop and save chordsBuild a progression from the key's chords or a template, loop it at any tempo and save it.
Music theory →
Explore
More in NoteCurrent.
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Key finderKey, tempo, chords and the song's name -
BPM finderTempo and time signature, by ear or by tap -
TunerTune any instrument or voice -
Metronome & droneKeep time, stay in tune -
Songbook & chartsClassic songs and your own chord charts -
Improvisation coachWhat to solo with, and a loop to play over -
Ear trainingGames that build your ear -
Music theoryCircle of fifths, transpose, capo and scales
Hear more in the music you love.
A few seconds of listening can be the start of playing it.
Free. No ads, no account. Song identification is in the iPhone and Android apps.
