Countdown Timer
Count down to any date and time in any time zone.
The target time has passed.
New York, United States
How It Works
- 1
Set your target
Enter the target date, time, and timezone for your event or deadline. You can search for a timezone by city name or IANA identifier.
- 2
Watch the countdown
The timer displays the remaining time in days, hours, minutes, and seconds, updating every second. Both the target timezone time and your local equivalent are shown.
- 3
Share the countdown
Copy the unique countdown URL to share with others. Recipients see the same countdown adjusted to their own local timezone automatically.
About Timezone-Aware Countdown Timers
The Countdown Timer counts down to a target date and time in any IANA timezone. It resolves the target timezone for that exact date, including DST, so a March deadline in New York uses the correct Eastern offset for that day. The timer updates every second from your device clock and shows both the target timezone time and your local equivalent. You can create countdowns for launches, deadlines, holidays, or events, then share a URL so everyone counts down to the same moment.
Frequently Asked Questions
Does the countdown account for Daylight Saving Time at the target date?
Yes. The countdown resolves the target timezone's UTC offset specifically for the target date using IANA timezone rules. If the target date falls during DST, the DST offset is used; if it falls outside DST, the standard offset is used.
What happens when the countdown reaches zero?
When the countdown expires, the display shows that the event time has been reached and optionally shows how much time has elapsed since the target moment. You can also enable a browser notification to alert you when the countdown finishes.
Can I count down to an event in a timezone different from mine?
Yes. Set the target time in the event's timezone, and the countdown computes the remaining time from your current moment to that same absolute point in time.
How accurate is the countdown?
The countdown uses your device's system clock, which is usually synchronized by NTP and accurate to within a few hundred milliseconds. That is enough for event deadlines, launches, and celebrations.