Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
181,854 days
From Monday, October 15, 1528 to Tuesday, September 8, 2026.
Monday–Friday weekdays129,896
Weeks and days25,979w 1d
Calendar span497 years, 10 months, 24 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.