Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
186,393 days
From Friday, May 12, 1516 to Tuesday, September 8, 2026.
Monday–Friday weekdays133,137
Weeks and days26,627w 4d
Calendar span510 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.