ROUNDTIMER
YOUR TIME. YOUR PACE.

Make every
second count.

A little structure. A stronger session.
Set your intervals and find your rhythm.

No account. Just you and the clock.

Your session

MAKE IT YOURS
RoundsRepeat your effort
8
TOTAL SESSION7m 45s

Includes a 5s warm-up countdown. No rest after the final round.

Keep screen awake
Sound cues

Your screen stays on during a session while this app is visible.

Keep this app visible for reliable interval cues.

Workout time

Choose a duration for each round.

:

Finish here?

Your session will end. Your workout settings will be kept for next time.

Your pocket timer.

On iPhone, open this website in Safari, tap Share, then Add to Home Screen. Turn on “Open as Web App” if offered.

A screen that stays with you

Start a session with Keep screen awake enabled. Check for the green “Screen awake” indicator. If iOS refuses the request, try Safari directly, turn off Low Power Mode, or temporarily change Settings → Display & Brightness → Auto-Lock.

Works offline after its first successful load. Workout settings stay on this device. No Apple developer account needed.