Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
198,960 days
From Thursday, December 15, 1481 to Wednesday, September 9, 2026.
Monday–Friday weekdays142,114
Weeks and days28,422w 6d
Calendar span544 years, 8 months, 25 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.