Date Calculator: Add or Subtract Days
Find the date that is a number of days, weeks, months or years before or after another date.
How to use the Add Days to Date
Pick the start date, choose add or subtract, and enter the amount. Adding a month to 31 January gives the last day of February.
Frequently asked questions
What date is 90 days from today?
Leave the start as today, choose Add, enter 90 days, and the date appears with its weekday.
Related tools
Every tool runs in your browser. Nothing you type or upload is sent to a server.