00:00
30-Minute Timer
Thirty minutes a day on five days is how most people meet the 150 weekly minutes of moderate activity recommended by the US Physical Activity Guidelines and the WHO. The timer below starts automatically.
Interval timer (work / rest rounds)
No active timers. Start one above or pick a preset.
Shortcuts: Space pause/resume · R reset · + add a minute · F fullscreen · Esc silence. They act on the timer that ends soonest.
30 minutes at a glance
- Started now, it ends at
- —
- In seconds
- 1,800
- In milliseconds
- 1,800,000
- In minutes
- 30
- Share of an hour
- 50%
- Share of a day
- 2.1%
- Back-to-back per hour
- 2
What a 30-minute timer is good for
- A daily workout or brisk walk: 30 minutes × 5 days = 150 minutes a week.
- A standard short meeting slot.
- Letting dough rest or meat marinate.
- A focused reading or study session.
Related timers
All presets: 30 seconds · 45 seconds · 1 minute · 2 minutes · 3 minutes · 4 minutes · 5 minutes · 7 minutes · 10 minutes · 15 minutes · 50 minutes · 90 minutes · 2 hours · custom timer · stopwatch · alarm clock