➕ Add / Subtract Days

How to Add or Subtract Days?

Need to know what the date will be 45 days from today? Or what the date was 90 days ago? This calculator does the math for you instantly.

Common Uses

  • Calculating invoice due dates (e.g., Net 30 or Net 60).
  • Determining warranty expiration dates.
  • Finding out when a trial period ends.