Add / Subtract Days to Date
Add or Subtract from a Date
Find out what date it will be after adding or subtracting days.
Days
The Resulting Date is
Date
Day
Why use a Date Adder?
If you have a project deadline in 45 days, or a warranty that expires in 90 days, counting the days on a calendar manually is prone to errors. This calculator instantly adds or subtracts the exact number of days from any starting date, automatically handling months with 30 or 31 days and leap years.
Frequently Asked Questions
Can I subtract days to find a past date?
Yes! Simply select “Subtract (-)” from the Operation dropdown menu, enter the number of days, and the calculator will accurately display the date in the past.