Find the key of any song.
Play music near your phone and tap Start listening. NoteCurrent shows the likely key while it listens, then the tempo, the chords and the song's name.
- Major or minor, with the relative key and close alternatives
- A match percentage, so you know how clear-cut it is
- Key changes marked on a timeline when you keep listening
Song identification (Shazam) is in the iPhone and Android apps.


In the app
The tools behind it.
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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.
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Whistle to notes
Whistle a tune, see its notesWhistle, hum or sing a melody and see its notes and likely key.
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Tap tempo
Tap along to find the BPMTap along with the beat to measure the tempo.
BPM finder → -
Guess the key
Listen to a song, name its keyGuess a song's key before NoteCurrent reveals it.
Ear training →
Explore
More in NoteCurrent.
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Chord finderName any chord, or a song's chords in order -
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.
