📅 Date Calculator

Calculate days between dates and add or subtract time from dates

Days Between Two Dates

Find the number of years, months, weeks, and days between dates. Click 'Settings' to define holidays.

Start Date

End Date

Include end day (add 1 day)

Calculate in business days

Add to or Subtract from a Date

Calculate a new date by adding or subtracting years, months, weeks, or days from a given date.

Start Date

Time Units

Years

Months

Weeks

Days

Free online date calculator. All calculations happen locally in your browser for privacy.