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1 Hour Timer
One hour is the standard unit for exams, meetings, long workouts and slow cooking. Press Start and the alarm rings after exactly 1 hour; the time left also shows in your browser tab.
1 Hour Timer
The remaining time also shows in the browser tab, so you can switch tabs.
What people use a 1 hour timer for
- Timed one-hour practice exams
- Meetings and webinars that must end on time
- Slow roasting, braising or proving dough
- A long run, cycle or gym session
- Limiting gaming or social-media sessions
Tip
For a one-hour mock exam, allocate time per section before you start and glance at the remaining time at each section break.
Did you know?
Many standardised test sections run between 45 and 75 minutes, so one-hour practice blocks build realistic stamina.
1 hour in other units
| Unit | Value |
|---|---|
| Seconds | 3,600 |
| Milliseconds | 3,600,000 |
| Hours | 1 |
| Share of a day | 4.167% |
Frequently asked questions
How do I start the 1 hour timer?
Press Start or the space bar — it is already set to 1 hour. Press again to pause, and Reset to start over.
Will it ring if I switch to another tab?
Yes. The alarm is scheduled on your device’s audio clock when you press Start, so it rings on time in the background. Keep your volume on.
Can I change the time?
Yes — edit the hours, minutes and seconds or tap another preset. Other popular lengths: 1 minute, 2 minutes, 3 minutes, 5 minutes, 10 minutes.