Date Difference Calculator
Calculate days, weeks, months, and years between any two dates
Business Days
Leap Year Aware
Add/Subtract Days
0
Total Days0
Business Days0
Weekend DaysDetailed Breakdown
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Years
0
Months
0
Weeks
0
Hours
Add or Subtract Days from a Date
Result:
Frequently Asked Questions
Business days count only Monday through Friday, excluding Saturday and Sunday. This calculator does not account for public holidays, as those vary by country and region. For precise business day calculations, subtract any applicable holidays manually.
Yes. The calculator correctly handles leap years (years divisible by 4, except centuries not divisible by 400), varying month lengths, and all date edge cases. February 29th in leap years is counted properly.
The calculator will still show the absolute difference between the two dates. You can also use the swap button to reverse the dates. The results are always positive regardless of the date order.