Back to Calculators

Date Calculator

Add or subtract days from any date. Instantly find the resulting date and plan your schedule.

Date Calculator

Enter a start date and number of days to add or subtract.

How to Use the Date Calculator

Step-by-step instructions

  1. Enter the start date.
  2. Enter the number of days to add (positive) or subtract (negative).
  3. Click "Calculate" to see the resulting date.

Common Uses

Popular scenarios for date calculation

  • Project planning and deadlines
  • Medication schedules
  • Event countdowns
  • Travel and visa planning
  • Financial maturity dates

Frequently Asked Questions

Does this calculator account for leap years?

Yes, leap years are fully supported in all calculations.

Can I subtract days as well as add?

Yes, enter a negative number to subtract days from the start date.

Is the calculation accurate for all years?

The calculator is accurate for all dates supported by your browser (typically 1900 and later).