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

520 days

From Tuesday, April 1, 2025 to Thursday, September 3, 2026.

Monday–Friday weekdays372
Weeks and days74w 2d
Calendar span1 year, 5 months, 2 days

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