Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
18,538 days
From Tuesday, December 2, 1975 to Thursday, September 3, 2026.
Monday–Friday weekdays13,242
Weeks and days2,648w 2d
Calendar span50 years, 9 months, 1 day
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.