Countdown Timer
Set countdowns to any date or create quick timers with alarm. Features stopwatch and keyboard shortcuts.
About Countdown Timer
This free online countdown timer lets you track time in three different modes: countdown to a specific date, quick timer with presets, and a precision stopwatch. Whether you are counting down to a holiday, timing a workout, or tracking lap times, this tool runs entirely in your browser with no data sent to any server.
The countdown to date feature displays days, hours, minutes, and seconds remaining until your target date and time. You can add a custom label to personalize your countdown, and a progress bar shows how much of the waiting period has elapsed. When the countdown reaches zero, a sound alert notifies you immediately.
The quick timer offers popular preset durations including 1, 5, 10, 15, 25 (Pomodoro), and 30 minutes plus a 1-hour option. You can also set a custom duration using the hours, minutes, and seconds inputs. A circular progress indicator provides a visual representation of the remaining time, making it easy to gauge progress at a glance.
The stopwatch mode provides millisecond precision timing with a lap feature. Each lap records both the individual lap time and the cumulative total time. The fastest and slowest laps are automatically highlighted in green and red to help you identify your best and worst intervals. All three modes support keyboard shortcuts: press Space to start or pause, R to reset, and L to record a lap in stopwatch mode. A fullscreen button lets you display the timer prominently on your screen.
FAQ
Q: Will the timer keep running if I switch tabs?
A: Yes. The timer uses JavaScript intervals that continue running in background tabs. For the countdown to date mode, the calculation is based on the current system time, so it remains accurate even if the tab is inactive for a long time.
Q: How does the alarm sound work?
A: The alarm uses the Web Audio API to generate a beep tone directly in your browser. No external audio files are downloaded. Make sure your device volume is turned up and your browser allows audio playback.
Q: Can I use the countdown timer for events like New Year or birthdays?
A: Absolutely. Select your target date and time using the date and time pickers, add a descriptive label, and start the countdown. The display shows the exact remaining days, hours, minutes, and seconds.
Q: Is the stopwatch accurate enough for sports timing?
A: The stopwatch displays millisecond precision and is suitable for casual sports timing, cooking, or study sessions. For professional athletic competitions, dedicated hardware timers are recommended for guaranteed sub-millisecond accuracy.
Q: Is my data saved or shared?
A: No. Everything runs locally in your browser. No timer data, lap times, or countdown settings are sent to any server or stored after you close the page.