The Duration Calculator calculates the number of days, months and years between two dates.

The Date Calculator adds or subtracts days, weeks, months and years from a given date.

Working Days Calculator: Business Days Between Two Dates How many business days or non-working days are there between two dates, including or excluding weekends or public holidays?

Time Calculator: Duration Between Two Times and Dates How many years, months, days, hours, minutes, and seconds are there between two moments in time?

Results page for Date Calculator. Shows number of days between two dates.

Results of date calculator - which will allow you to add or subtract days, hours and minutes from a date.

Add or subtract any number of days to/from a date, taking into account public holidays in your country and weekends.

Calculate the week number of any date and find the beginning and end date of a specific week of any year.

This calculator finds the number of days, months, and years between two dates.

How many days until Christmas 2026? Watch our timer count down to Christmas, showing days, hours, minutes, and seconds ticking down to 0.