Days Between Two Dates Calculator

Count days, weeks and working days between any two dates.

How to use the Date Difference Calculator

  1. Pick the start date and end date.
  2. Tick 'Include end date' if both days should be counted.
  3. Press Calculate.

Common uses

  • Days left until an exam, wedding or deadline.
  • Counting leave days or project duration.
  • Interest calculations that need the exact number of days.
  • Working days between two dates for HR and delivery timelines.

Working days

Working days count Monday to Friday only. Public holidays are not removed, because they vary by state and organisation – subtract them yourself if needed.

Frequently asked questions

Is the end date included?

Not by default. Tick the box to include it.

Are holidays excluded from working days?

Only Saturdays and Sundays are excluded. Subtract public holidays manually.

Does it work across years?

Yes, any two dates.

Last updated: 10 November 2026