Does anything leave my device?

No. Every sound is made in your browser, and your settings stay on your device.

Does it work offline?

Yes. Once this page has loaded, it keeps working without an internet connection.

Check that your device isn't muted and the volume is up. Browsers only play sound after you press a button on the page.

A steady metronome from 20 to 300 BPM with time signatures, accents, subdivisions, tap tempo and a speed trainer.

Does anything leave my device?: No. Every sound is made in your browser, and your settings stay on your device.
Does it work offline?: Yes. Once this page has loaded, it keeps working without an internet connection.
Why can't I hear anything?: Check that your device isn't muted and the volume is up. Browsers only play sound after you press a button on the page.

Ready-made settings for common jobs.

More tools for tuning, timing and practice.

Drum machine, loops

Find a song's BPM

Microphone, any instrument

Any frequency or note

Diagrams in every key