Free tools

Small tools, no sign-up.

Everything runs in your browser. Your files never leave your device.

Tap Tempo BPM Counter

Tap the beat, get the BPM

BPM and Key Detector

Drop in a song, get BPM and Camelot key

Interactive Camelot Wheel

Find keys that mix with yours

BPM to Delay Time Calculator

BPM to milliseconds and Hz

Pitch and Tempo Shift Calculator

Percent, semitones, new BPM and key

Transition Length Calculator

Bars and beats to seconds

BPM Cheat Sheet by Genre and Activity

Typical tempos for every genre and activity

Like the tools? Hear them at work.

Everplay uses the same ideas to mix every set for you.

Open Everplay See how it works