TheBentoVoxTEMPOLAB
Analyzed locally·Audio never leaves your browser

Find your groove.

Detect tempo and key—or jump straight into timing your effects.

Analyze a track

Drop audio to detect BPM, key & scale.

WAV, AIFF, MP3, M4A, FLAC, OGG · MAX 200 MB
Local analysis · Your audio stays private.
AUDIO ANALYZER

Drop in a track when you need the tempo and key.

Already know the BPM? The calculator below works without an upload.

Delay & Reverb Calculator

Already know your tempo? Start here.

NO AUDIO NEEDED

DELAY

Rhythmic divisions at 100 BPM

DELAY TIME600 ms

Quarter

PING-PONG STARTERL 600 msR 400 ms

REVERB

Decay = total length − pre-delay

SPACEPRE-DELAYDECAY

Start here, then fine-tune by ear.