Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
14,144 days
From Sunday, December 13, 1987 to Thursday, September 3, 2026.
Monday–Friday weekdays10,104
Weeks and days2,020w 4d
Calendar span38 years, 8 months, 21 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.