1 Hour Timer — Free Online 60 Minute Countdown with Alarm
This free 1 hour timer counts down from 60:00 to 0:00 with a clear, large display. An alarm chime plays automatically when the hour is up. The timer continues running even when you switch to other tabs — the tab title shows remaining time like "47:23 — 1 Hour Timer" so you always know where you stand.
Popular Uses for a 1 Hour Timer
- Deep work sessions — 60-minute focused blocks (Cal Newport's Deep Work method)
- Video calls & meetings — time-box meetings to exactly 1 hour
- Gym workouts — total session time tracker
- Cooking — slow roasts, bread baking, soups, stews
- Naps — a 1-hour power nap (one full sleep cycle)
- Study blocks — university lecture-length study sessions
Frequently Asked Questions
1 hour = 60 minutes = 3,600 seconds. This timer counts down from 1:00:00 (one hour, zero minutes, zero seconds) to 0:00:00 in exactly 3,600 one-second steps.
Yes. A three-tone chime plays automatically when the countdown reaches zero, using your browser's built-in Web Audio API. No plugin or extension is needed. Keep your device volume on.
Yes. The countdown continues in the background even if you switch to a different browser tab. The page title (visible in your taskbar) updates every second — e.g., "47:23 — 1 Hour Timer". The alarm plays at zero regardless of which tab is active.
Absolutely. Time-blocking experts recommend working in 60–90 minute focused blocks with all notifications off. Set this timer, commit to one task, and stop when the alarm sounds. For shorter work sprints, try our 25 Minute Pomodoro Timer.