Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
252,551 days
From Tuesday, March 29, 1335 to Sunday, September 13, 2026.
Monday–Friday weekdays180,393
Weeks and days36,078w 5d
Calendar span691 years, 5 months, 15 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.