Days Between Dates Calculator and Add Days to a Date

Count the days between any two dates, in days, weeks and days, or years, months and days, and find the date that is a number of days before or after another.

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How to use the days between dates

  1. Type your numbers in the boxes (pick your currency or units if asked).
  2. The answer updates as you type: no button to press.
  3. Copy the result, or share it on WhatsApp with one tap.

Questions

Does it count the last day?

Not by default, the way most people count (Monday to Tuesday is 1 day). Tick “Count the end date too” to include it, for leave and rental periods.

Is my data private?

Yes. Everything happens inside your own browser: nothing you type or choose is uploaded to us or anyone else.

Is it free?

Completely free, with no sign-up, no watermark and no limit on how many times you use it. Light ads keep the site running.