Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
154,005 days
From Wednesday, January 12, 1605 to Monday, September 7, 2026.
Monday–Friday weekdays110,003
Weeks and days22,000w 5d
Calendar span421 years, 7 months, 26 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.