Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
179,088 days
From Tuesday, May 12, 1536 to Tuesday, September 8, 2026.
Monday–Friday weekdays127,920
Weeks and days25,584w 0d
Calendar span490 years, 3 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.