30 Minute Timer
A 30-minute countdown, ready when you are.
Set. Start. Take a breath.
Extra time applies to this session only.
Pause and reset to change the start time.
Sound & display Make it work for you
Press Test sound to check your volume before starting.
Keep this page open. Sound may be delayed or unavailable if your device locks or your browser suspends the page.
Press Start to begin.
Key takeaways
- WHO recommends at least 150 minutes of moderate activity a week for adults; that is 30 minutes on five days.
- Half an hour suits one homework subject, a meeting or a reading session.
- Pause and +1 min let you adjust without starting over.
- The countdown waits at 30:00 until you press Start.
How does thirty minutes fit into a week of exercise?
The World Health Organization recommends that adults do at least 150–300 minutes of moderate-intensity physical activity a week (WHO: Physical activity). Thirty minutes on five days reaches the lower figure. A timer helps you go out for a walk or a bike ride and know when to turn around: head out for fifteen minutes, then come back.
What else is half an hour good for?
| Situation | Half-hour plan |
|---|---|
| Homework | One subject, with a short break before the next |
| Team meeting | Agenda points with a few minutes each, and a summary at the end |
| Reading | A chapter before bed or a set text for school |
| Cooking | Use it as a reminder, but follow your recipe for times |
| Screen-time agreement | A shared limit for a game or a series episode |
How do I keep a thirty-minute meeting from running over?
Share the screen with the countdown and agree on the agenda first. When the bar turns red, move to decisions and next steps. If you truly need more time, add it consciously with +1 min rather than drifting past the end.
How do children use a half-hour timer?
A visible countdown can make limits feel fair, because everyone sees the same clock. Agree beforehand what happens when the sound plays, and use full screen so the remaining time is easy to read.
A rhythm for your focus ↗
Focus sessions, short breaks and a longer pause. Make the intervals your own.
Open Pomodoro timerTIME EVERYONE CAN SEEKeep the room on track ↗
A clear classroom countdown with an activity label and a quiet finish if you prefer.
Open classroom timerA timer for the time you have.
Pick a preset below. Need to count up instead? Our sister site Online Stopwatch times laps and split times in your browser, free and without an account.
Timing an exam? Try the Test Timer with warnings, extra time and a finish clock.
Countdowns
More timers and countdowns
FAQ
Can I use it for interval training?
For intervals, the custom fields let you set short work and rest periods instead.
Can it run in the background?
Yes, but sound may be delayed if the browser suspends the tab or the device locks.
Can I change the alarm sound?
Pick Soft chime, Clear beep or Sound off and test it first.