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Countdown Timer to a Date

Live countdown to any date and time, in any time zone. Runs in your browser.

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About this countdown timer to a date

This countdown timer shows the days, hours, minutes and seconds left until any date and time you choose, live. Use it for a wedding, a holiday, an exam, a product launch or New Year, and share it with a link that works for anyone, in any time zone.

Give the event a name, pick the date and time, and say which time zone that time belongs to. A launch at 9:00 in New York shows the right moment whether you open the link in London, Dhaka or Sydney, with the local time spelled out underneath.

Below the big tiles you get the same gap as weeks and days, months and days, total hours and total minutes. When the moment passes, the countdown turns around and counts the time since.

Features

  • Any date, time and time zone

    Choose your own zone or any of the IANA zones your browser knows, such as Asia/Tokyo or America/New_York. Daylight saving changes are handled for you.

  • Big live tiles

    Days, hours, minutes and seconds update every second, with full screen for a screen or projector.

  • Totals four ways

    Weeks and days, calendar months and days, total hours and total minutes, for when "62 days" isn't the number you need.

  • Share link

    The address holds the name, date, time and zone, so Copy link gives anyone the same countdown.

  • Add to calendar

    Download a standard .ics file (RFC 5545) that Google Calendar, Outlook and Apple Calendar can import.

  • Optional alarm at zero

    Tick Play a sound at zero to choose a sound and volume. It's scheduled on the audio clock, so it rings on time even in a background tab.

  • Counts up afterwards

    After the moment passes, the tiles show time since the event, useful for "days since we launched".

How to use the countdown timer to a date

  1. 1Name the event, then pick its date, time and time zone, or tap a quick pick.
  2. 2Watch the days, hours, minutes and seconds count down, with totals below.
  3. 3Copy the link, add it to your calendar, or go full screen.

When to use it

  • Holidays and New Year

    Quick picks set New Year's Day, Valentine's Day, Halloween or Christmas Day at midnight your time, always the next one to come.

  • Weddings, trips and birthdays

    Share the link in the family group so everyone sees the same countdown. For your own age down to the day, the age calculator also counts to your next birthday.

  • Launches across time zones

    Set the launch in the team's home zone. Remote colleagues see it in their own time too. To line up a call across zones first, use the time zone converter.

  • Exams and deadlines

    Count down to the first paper, then print a printable calendar with your exam dates marked to plan revision.

  • Events on a screen

    Run it full screen on a TV with Keep screen on, so the display doesn't sleep before the big moment.

How is a countdown to a date calculated?

The target date and time are turned into one exact instant, then the current time is subtracted every second. The difference in seconds is split into days of 86,400 seconds, hours of 3,600, minutes of 60 and the seconds left over.

Here's a worked example. From 31 October 2026 at 00:00 to 1 January 2027 at 00:00 is 62 days. With no daylight saving change in between, that's 8 weeks and 6 days, 1,488 hours or 89,280 minutes. The months and days figure counts whole calendar months first: 31 October to 31 December is 2 months, and the last day to 1 January brings it to 2 months 1 day.

Seconds round up while counting down. So the display reads 00:00:01 right until the final second has gone, and 0 only at the moment itself.

Why does the time zone matter?

Midnight isn't one moment. New Year in Tokyo arrives 14 hours before New Year in New York. If you set 1 January 00:00 in Asia/Tokyo, the countdown aims at 31 December 15:00 UTC, which is 21:00 in Dhaka and 10:00 in New York on 31 December.

Daylight saving adds a twist. On the night clocks spring forward, a time like 02:30 doesn't exist in that zone; the countdown uses the moment clocks jump and tells you so. On the night they fall back, 01:30 happens twice; the earlier one is used. Leaving the zone on My time zone is right for anything happening where you are.

Countdown timer or minute timer: which do you need?

This page is for a moment on the calendar. If you want "ring in 10 minutes", the online timer is quicker: presets, a +1 min button and an alarm that's on by default. To count the days between two dates without a live clock, including working days, the date difference calculator does that.

Why use Mavros

 MavrosTypical upload sites
Time zone of the targetAny IANA zone, DST handledYour local time only
TotalsWeeks, months, hours, minutesDays and h:m:s only
Calendar file.ics downloadRarely
ShareLink with name, date, time and zoneLink may lose the zone
After the dateCounts time sinceStops at zero
Ads and sign-upNoneAds, paid themes

Tips

  • Set the time zone before you copy the link. Without it, each person sees a countdown to midnight in their own zone.
  • Use the .ics file to put the event in your calendar with the right time, then keep the countdown link in the event's notes.
  • Fixed-date quick picks only: holidays that move each year, such as Easter or Eid, depend on calendars or moon sightings, so set those dates yourself.
  • Press F for full screen and Esc to stop an alarm. The tab title shows the time left, so it works from other tabs too.

Questions

How do I make a countdown to a specific date?

Type a name, pick the date and time, and choose the time zone that time is in. The countdown starts at once. Copy link saves it so you can share or bookmark it.

How many days until Christmas?

Tap the Christmas Day quick pick and the tiles show the exact days, hours, minutes and seconds to midnight on 25 December in your time zone. Christmas Day 2026 falls on a Friday.

Does the countdown work in other time zones?

Yes. The link stores the target zone, so a person in another country sees the same moment, and the page shows both the target zone's time and their own local time.

What happens when the countdown reaches zero?

It shows "It's time", plays the alarm if you turned it on, sends a notification if you allowed them, and then counts up the time since the event.

Why is the countdown an hour off from what I expected?

A daylight saving change is usually the cause. Clocks moving forward or back between now and the event change the real number of hours. The countdown uses real elapsed time, so it is right even when the wall clock shifts.

Can I add the event to my calendar?

Yes. Add to calendar downloads an .ics file with the exact start time in UTC, which Google Calendar, Outlook and Apple Calendar import in your own zone.

Can I show the countdown on a TV or projector?

Yes. Press Full screen or F, and tick Keep screen on so the display doesn't sleep. The tiles scale to the screen.

Is my event saved anywhere?

Only in the page address, which you can bookmark or share. Nothing is uploaded; the countdown runs in your browser.