Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
27,999 days
From Thursday, May 3, 2103 to Friday, September 4, 2026.
Monday–Friday weekdays19,999
Weeks and days3,999w 6d
Calendar span76 years, 7 months, 29 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.