30 Minute Timer
Half an hour, measured precisely — with the remaining time in your tab title so you can work elsewhere.
Ready
Good for
Daily exercise
Thirty minutes of moderate activity a day is a widely used fitness target.
Instrument practice
A focused half hour beats an unfocused afternoon.
Baking
Many cakes, breads and casseroles bake for around 30 minutes.
💡 Check the oven a few minutes early: use +1 min to extend the timer if it needs longer.
Popular timer lengths
Frequently asked questions
Can I switch tabs while the timer runs?
Yes. The tab title shows the remaining time, and the countdown stays accurate in the background.
How do I stop the alarm?
Press Reset or Start. The alarm plays a short pattern and stops on its own.