drop a track · get musical key and tempo · camelot wheel · harmonic mixing guide · runs locally
drop a track
mp3 · flac · wav · m4a · ogg · aac · and more
■Musical key (A–G + ♯/♭, major/minor) using the Krumhansl-Schmuckler algorithm
■Camelot notation (1A–12B) for harmonic mixing in Serato, rekordbox, Traktor
■Tempo in BPM with half-time and double-time alternatives
■Everything runs locally — audio never leaves your device
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