Back
Simple Tabata Timer
Start a 4-minute Tabata workout instantly.
READY
ROUND 1 / 8
00:20
Runs entirely in your browser. No installation needed.
Simple Tabata Timer: Guide
- Intent
- Free Tabata timer online for the classic protocol: 20s work / 10s rest for 8 rounds (4 minutes). Start instantly and follow the beeps.
- What it does
- Runs a fixed Tabata workout with beeps for transitions and the last few seconds, plus pause/resume and a sound toggle.
- Key features
- 20/10 x 8 rounds, Sound toggle, Pause/resume
- Privacy
- Runs locally in your browser. No sign-in, no tracking.
- Best for
- Tabata workouts (20/10 x 8) when you want a true 4-minute interval set
- Busy days: a fast finisher that needs zero setup
- Anyone searching 'Tabata timer online' or '20 10 timer'
- Why this tool
- Fixed protocol by design, so there is nothing to configure
- Pause/resume and sound toggle for real-world training sessions
- Local-first: no sign-in and no tracking
How to use
- 1Press START (audio initializes on the button press).
- 2Follow the WORK and REST phases on screen.
- 3Use PAUSE/RESUME if you need to stop briefly.
- 4Press RESET to return to READY and start over.
Common mistakes
- Expecting to customize rounds or durations (this tool is fixed by design).
- Sound is toggled off (no beeps).
- Leaving the tab in the background on mobile, which can delay interval updates.
Examples
Bodyweight Tabata
Round 1-8: 20s burpees (WORK) / 10s rest (REST)
Finish: DONE + long beep
Bike sprints
WORK: sprint hard
REST: easy spin
Repeat for 8 rounds (4 minutes)