Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
13,779 days
From Monday, December 12, 1988 to Thursday, September 3, 2026.
Monday–Friday weekdays9,843
Weeks and days1,968w 3d
Calendar span37 years, 8 months, 22 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.