Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
188,309 days
From Sunday, February 12, 1511 to Tuesday, September 8, 2026.
Monday–Friday weekdays134,507
Weeks and days26,901w 2d
Calendar span515 years, 6 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.