Free tools for music producers
Fast, browser-based utilities to speed up your workflow. No signup. No limits.
BPM & Key Finder
Detect tempo and musical key online, free.
Upload any MP3 or WAV. Our analyzer detects BPM and musical key right in your browser. No upload, no signup, no limits.
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Scale Helper
Find what key & scale your notes belong to.
Click a piano (or type notes) and we'll match them to every common key, mode and scale. See diatonic chords and play them with real piano samples.
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Chord Progression Generator
Free MIDI chord progressions in any key.
Pick a key, scale and mood. Get four progressions instantly, hear them with real piano samples, drag the MIDI into your DAW or download it.
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Tap Tempo
Tap any key to calculate BPM.
Keyboard-friendly tap BPM with confidence, rounding and instant delay times.
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Circle of Fifths
Interactive key relationships.
Click keys to see relatives, close modulations, parallel keys and diatonic chords.
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Key Transposer
Transpose chords and MIDI.
Transpose progressions or MIDI files to any key with preview and MIDI download.
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Delay Time Calculator
BPM to ms for delays and reverb.
Get dotted, triplet and straight note values in milliseconds or samples.
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Metronome
Precise browser metronome.
BPM, accents, time signatures, subdivisions and visual beat feedback.
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