Date Calculator
Calculate days between dates, add and subtract days, or find the weekday.
Free Date Calculator
Date Calculator is a free tool for working with dates. Find the exact number of days between two dates, or calculate a future or past date by adding or subtracting days.
Calculation modes
- Days between: Find the number of days, weeks, and remaining days between two dates.
- Add / Subtract: Add or subtract a number of days from a date to find the resulting date and weekday.
- Find weekday: Enter any date to find out what day of the week it falls on.