Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
181,645 days
From Sunday, May 12, 1529 to Tuesday, September 8, 2026.
Monday–Friday weekdays129,747
Weeks and days25,949w 2d
Calendar span497 years, 3 months, 27 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.