Countdown Calculator

Exactly how long until a future date or event.

Time remaining
Total hours
Total minutes
Falls on a
How this works
Time remaining = target date/time − right now, split into days, hours and minutes
  • The figure updates to whatever moment you load or recalculate the page — it is not a live-ticking timer.
  • Leave the time blank (or at midnight) to count to the very start of the target day.
  • A date already in the past shows how long ago it was instead of time remaining.
Does this update automatically?

No — it calculates as of the moment the page loads or you change an input. Reload or change any field to refresh it.

Can I count down to a past date?

Yes — enter a date in the past and the calculator shows how much time has elapsed since it, labelled accordingly.

Does the target time use my local time zone?

Yes — both the target time and "now" are read in your device's own time zone, so the countdown is accurate wherever you are.

Keep going
Date Difference Calculator Days between two dates, with or without weekends — plus add or subtract days. Age Calculator Your exact age in years, months, days — plus your next birthday countdown. Week Number Calculator ISO week number for a date, or the date range for a week number.