Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
179,285 days
From Monday, October 28, 1535 to Tuesday, September 8, 2026.
Monday–Friday weekdays128,061
Weeks and days25,612w 1d
Calendar span490 years, 10 months, 11 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.