Kreotek TechnologiesCalculator

Date Difference Calculator

Days, weeks, months and years between two dates.

How to use the date difference calculator

  1. Pick a start and end date.
  2. Choose whether to include the end date.
  3. See the difference in several units.

Frequently asked questions

Should I include the end date?

Include it when counting days of an event (e.g. a 1–3 May trip is 3 days). Exclude it for durations (1 May to 3 May is 2 days).