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

159,743 days

From Friday, April 28, 1589 to Monday, September 7, 2026.

Monday–Friday weekdays114,101
Weeks and days22,820w 3d
Calendar span437 years, 4 months, 10 days

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