Days Between Dates Calculator

Free days between dates calculator. Find exact day count between two dates including or excluding end date. Perfect for planning and scheduling.

Quickly calculate the precise number of days between any two calendar dates. Whether you're planning a project timeline, counting down to an event, or tracking how long ago something happened, this tool gives you instant, accurate results.

Common use cases

  • Project managers tracking sprint or milestone durations
  • Event planners calculating days until weddings or conferences
  • Students counting study days before exams
  • HR professionals calculating employment tenure
  • Anyone tracking waiting periods for applications or deliveries

How to use

  1. Enter your start date using the date picker or type it in
  2. Enter your end date in the same format
  3. Choose whether to include the end date in your count
  4. View the total days displayed instantly
  5. Use the swap button to reverse start and end dates if needed

FAQ

Does this include both the start and end date?

By default, the calculator counts from the day after the start date to the end date. You can toggle an option to include both dates in the count.

Can I calculate dates in the past?

Yes, enter any historical dates and the calculator will show how many days ago that period was.

Does it account for leap years?

Yes, the calculator automatically accounts for leap years when computing day counts.