Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

212,968 days

From Wednesday, August 9, 1443 to Wednesday, September 9, 2026.

Monday–Friday weekdays152,120
Weeks and days30,424w 0d
Calendar span583 years, 1 month

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.