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

13,899 days

From Sunday, August 14, 1988 to Thursday, September 3, 2026.

Monday–Friday weekdays9,929
Weeks and days1,985w 4d
Calendar span38 years, 20 days

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