➕Add/Subtract Days to Date
Find a date N days before/after.
About Add/Subtract Days to Date
Add or subtract any number of days from a date to find the resulting date and weekday. Useful for deadlines, notice periods and planning. Free online date add/subtract calculator.
🔒 Private by design — this tool runs entirely in your browser. Nothing you enter is uploaded to a server.
Frequently asked questions
Can I subtract days too?＋
Yes. Toggle between add and subtract to find a date before or after your start date, along with the weekday.