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Date Difference Calculator

Count days, weeks, and months between any two dates.

26y 8m 27d
Exact difference
9,767
Total days
1,395
Weeks
320
Approx months

How many days until your exam, wedding, or visa expiry? This date difference calculator gives you the exact gap between any two dates in years, months, and days — plus the total in days and weeks.

It handles leap years and varying month lengths automatically, making it ideal for project deadlines, travel planning, contract periods, and countdowns.

How to use the Date Difference Calculator

  1. 1Select the start date.
  2. 2Select the end date.
  3. 3See the exact difference in years, months, and days, plus total days and weeks.

Frequently asked questions

Does the calculator count leap years?+

Yes. The calculation uses real calendar dates, so leap days (29 February) are counted correctly.

Is the end date included in the count?+

The total days shown is the difference between the two dates. If you want both dates included, add one day.

Can I calculate a future countdown?+

Yes — set the start date to today and the end date to any future date to see how long is left.

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