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Tempo tools
The detector pages share one engine with a different focus; the calculators turn a BPM into numbers you can use. All free, all in your browser.
- BPM detectorTempo, beat grid and key estimate from any audio or video file.
- BPM and key finderDrop a song to get its tempo, a key estimate and the Camelot code DJs use for harmonic mixing. Everything is analysed on your device.
- BPM counter (microphone)Measure the tempo of music playing in the room, on the radio or from another device. Press Listen, allow the microphone and wait a few seconds.
- Batch BPM analyzerAnalyse a whole set of tracks at once and export the tempos as a spreadsheet. Files are processed one after another on your device.
- BPM from a video fileOpen a video file to measure the tempo of its music — useful for editing to the beat, making a remix or finding a matching track.
- BPM to ms calculatorNote lengths, delay and reverb times for any tempo.
- DJ pitch calculatorPitch-fader percentage and semitone shift between two tempos.
- BPM for runningSong tempo for your pace and cadence.
- BPM by genre chartTypical tempo ranges for 19 genres.