Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
151,220 days
From Tuesday, August 28, 1612 to Monday, September 7, 2026.
Monday–Friday weekdays108,014
Weeks and days21,602w 6d
Calendar span414 years, 10 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.