What this date calculator does
This online date calculator helps with common date math. You can find the number of days between two dates or calculate a new date by adding or subtracting days, months or years.
Days between dates
This is useful for deadlines, travel plans, subscriptions, project timelines, birthdays, age checks and many other everyday date calculations.
Add or subtract from a date
You can move forward or backward from any date by entering positive or negative values. This makes it easy to calculate future dates and past dates without doing the math manually.