Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
139,928 days
From Wednesday, July 29, 1643 to Monday, September 7, 2026.
Monday–Friday weekdays99,948
Weeks and days19,989w 5d
Calendar span383 years, 1 month, 9 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.