Date Calculator
Calculate days between dates, add days to a date, and count business days
Days
30
Result: 30 calendar days between the selected dates.
How to Calculate the Difference Between Two Dates
A date calculator determines the number of calendar days between two dates or finds a new date after adding or subtracting a specified number of days.
Calendar Days
The difference between two dates measured in 24-hour calendar-day intervals.
Business Days
Weekdays from Monday through Friday, excluding weekends. Public holidays require a separate holiday calendar.