Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
12,999 days
From Thursday, January 31, 1991 to Thursday, September 3, 2026.
Monday–Friday weekdays9,285
Weeks and days1,857w 0d
Calendar span35 years, 7 months, 3 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.