Date Calculator - Add or Subtract Time from Date

Calculate Future and Past Dates

Result Date:

Select values above to calculate

How to Use the Date Calculator

Our date calculator helps you find future or past dates by adding or subtracting any combination of years, months, weeks, and days from a starting date. Perfect for:

  • Planning project deadlines
  • Calculating appointment dates
  • Finding payment due dates
  • Determining contract end dates

Key Features

  • Automatically handles leap years
  • Adjusts for different month lengths
  • Supports both future and past date calculations
  • Mobile-friendly interface