jarvisbox

Gym Rest Timer

Countdown timer for rest periods between sets — audio alert when time is up.

100% client-side · no upload

1:00

How to use

  1. Enter your desired rest period in seconds or tap a preset (30 s, 60 s, etc.).
  2. Click Start after finishing a set — the countdown begins immediately.
  3. An audio beep plays when the rest period ends, signalling the next set.

Related sport tools

Frequently Asked Questions

Is this gym rest timer free?
Yes, completely free with no signup and no usage limits.
Does my data leave my device?
No. Everything runs in your browser. Nothing is sent to any server.
Does it work on mobile?
Yes. The timer is mobile-first and works on iPhone Safari and Android Chrome with the screen kept on.

Last updated:

Report a problem with this tool