Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
123,701 days
From Wednesday, December 31, 1687 to Sunday, September 6, 2026.
Monday–Friday weekdays88,357
Weeks and days17,671w 4d
Calendar span338 years, 8 months, 6 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.