Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
162,549 days
From Saturday, August 22, 1581 to Monday, September 7, 2026.
Monday–Friday weekdays116,106
Weeks and days23,221w 2d
Calendar span445 years, 16 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.