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.
"Countdown calculator" and "days until calculator" describe the same tool — both answer how many days until a date or event, just with different wording.
How many days until a specific date?
Enter the date above and the calculator shows the exact number of days, hours and minutes from right now — no need to count on a calendar.
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.
What is the difference between a countdown calculator and a days-until calculator?
Nothing — they are the same calculation under different names. Both count the days, hours and minutes between now and a target date or event.
Can I name the event I'm counting down to?
Yes — the optional event name field labels the result, so "Wedding day: 42 days, 6 hours, 12 minutes" is clearer than an unlabeled countdown when you're tracking more than one date.