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.

The end date comes before the start date

111,999 days

From Saturday, April 29, 2333 to Sunday, September 6, 2026.

Monday–Friday weekdays80,000
Weeks and days15,999w 6d
Calendar span306 years, 7 months, 23 days

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