Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
149,900 days
From Saturday, April 9, 1616 to Monday, September 7, 2026.
Monday–Friday weekdays107,071
Weeks and days21,414w 2d
Calendar span410 years, 4 months, 29 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.