Interval Timer (HIIT)

About Interval Timer

A HIIT-style interval timer that alternates between work and rest periods for a set number of rounds. Ideal for Tabata, circuit training, running intervals, or any activity that follows a work/rest pattern. Audio alerts keep you on track without watching the screen.

How to Use

1. Set Work duration (seconds), Rest duration, and number of Rounds.
2. Click Start to begin the first work interval.
3. The timer automatically alternates between WORK and REST phases.
4. Audio beeps play during the last 3 seconds of each phase.
5. Round indicators show your progress through the session.

Features

FAQ