HIIT / Interval Timer
Build easy work, rest, warm-up, cool-down, and round-based routines for HIIT, circuits, sports, or study.
READY
00:40
Work · Round 1 of 8
Next: Rest
Choose a preset or edit the fields, then press Start.
Simple setup
Your timer will run warm-up → work → rest → next round → cool-down.
More timers
Ways to use the Interval Timer
- Run HIIT or circuit training with timed work and rest.
- Do study sprints with short breaks.
- Time speaking or language drills in short rounds.
Tips for best results
- Start with a work-to-rest ratio you can sustain, such as 30 seconds on and 15 off.
- Use audible cues so you do not need to watch the screen.
Good to know
How many rounds can I set?
Set as many rounds as your session needs; the timer repeats work and rest automatically.