timerhive.comWorkout Timer
Online workout and HIIT-friendly timer. Time rounds, rests, warmups, and cool-downs with a clear countdown alarm.
00:45
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Use short timers for work intervals and slightly longer ones for rest. Reset between rounds, or edit the duration mid-session.
Pair a 45-second work timer with a 15–30 second rest for classic HIIT-style circuits.
Frequently Asked Questions
Is this a HIIT interval timer?
It is a flexible countdown you can use for HIIT rounds. Set work and rest durations with presets or Edit, then restart each interval.