Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
212,752 days
From Tuesday, March 12, 1444 to Wednesday, September 9, 2026.
Monday–Friday weekdays151,966
Weeks and days30,393w 1d
Calendar span582 years, 5 months, 28 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.