Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
39,420 days
From Tuesday, October 1, 1918 to Friday, September 4, 2026.
Monday–Friday weekdays28,158
Weeks and days5,631w 3d
Calendar span107 years, 11 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.