Dates Calculators

Count days between dates, skip weekends and holidays, and add or subtract days from any date.

Calculators in Dates

Days Between Dates Calculator
Count the number of days, weeks and calendar time between two dates, with an optional include-end-date count, hours and minutes, and a calendar difference of years, months and days.
Business Days Calculator
Count working days between two dates, excluding weekends and your own holiday dates, or add and subtract business days to find a future or previous working date.
Date Add & Subtract Calculator
Add or subtract days, weeks, months or years from any starting date to find the resulting calendar date, with true calendar arithmetic and month-end clamping.
Age Calculator
Calculate exact age in years, months and days from a date of birth or any start date, with total months, weeks and days and true calendar arithmetic.