Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
187,944 days
From Monday, February 12, 1512 to Tuesday, September 8, 2026.
Monday–Friday weekdays134,246
Weeks and days26,849w 1d
Calendar span514 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.