Countdown Timer
Set a countdown with audio alerts, fullscreen mode, and quick presets. 100% browser-based.
Countdown Timer
Set time below
How to Use Countdown Timer
- 1 Enter time or click a quick preset (1, 5, 10, 30 min)
- 2 Click Start to begin countdown
- 3 Timer will beep when finished
- 4 Use fullscreen mode for focus
- 5 Click Reset to start over
What You Get
Precision countdown timer with audio alerts. Features quick presets for common durations, fullscreen mode, keyboard shortcuts, and optional repeat function.
Input: Cooking timer: 15 minutes
Output: Alarm sounds when pasta is ready
Input: Meeting break: 5 minutes
Output: Fullscreen countdown visible to everyone
Input: Pomodoro session: 25 minutes
Output: Focus timer with audio notification
How do I set a countdown timer online?
Enter hours, minutes, and seconds in the input fields, or click a preset (1, 5, 10, 30 min). Click Start to begin the countdown.
How do I set a 25 minute Pomodoro timer?
Enter 25 in the minutes field or use the preset buttons. Start the timer for focused work sessions with audio notification when done.
Does the timer sound an alarm when finished?
Yes. An audio alert plays when the countdown reaches zero. You can enable or disable sound in settings. Works even in background tabs.
Can I use the timer in fullscreen mode?
Yes. Click the fullscreen button or press F. The countdown displays large and distraction-free, perfect for presentations and group activities.
How do I pause and resume the timer?
Click Pause or press Space to stop temporarily. Click Resume or press Space again to continue from where you left off.
What keyboard shortcuts does the timer have?
Space = Start/Pause, R = Reset, F = Fullscreen. All shortcuts work when the page is focused. No mouse required.
Does the timer keep running in background tabs?
Yes. The countdown continues even if you switch to another browser tab. The alarm sounds when time is up regardless of which tab is active.
Can I set a timer for cooking?
Yes. Quick presets cover common cooking times. Set custom minutes and seconds for specific recipes. Audio alarm ensures you hear it from another room.
All timing happens locally in your browser. No data is sent to any server.