Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
13,771 days
From Tuesday, December 20, 1988 to Thursday, September 3, 2026.
Monday–Friday weekdays9,837
Weeks and days1,967w 2d
Calendar span37 years, 8 months, 14 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.