Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
39,666 days
From Monday, January 28, 1918 to Friday, September 4, 2026.
Monday–Friday weekdays28,334
Weeks and days5,666w 4d
Calendar span108 years, 7 months, 7 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.