Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
10,079 days
From Sunday, January 31, 1999 to Saturday, September 5, 2026.
Monday–Friday weekdays7,200
Weeks and days1,439w 6d
Calendar span27 years, 7 months, 5 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.