Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
203,106 days
From Tuesday, August 9, 1470 to Wednesday, September 9, 2026.
Monday–Friday weekdays145,076
Weeks and days29,015w 1d
Calendar span556 years, 1 month
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.