Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
28,739 days
From Tuesday, May 12, 2105 to Friday, September 4, 2026.
Monday–Friday weekdays20,527
Weeks and days4,105w 4d
Calendar span78 years, 8 months, 8 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.