Date Difference Calculator - Free Online Tool | Shining Toolbox

Calculate the exact time between two dates in years, months, weeks, and days. Find duration for any date range.

Date Difference Calculator

Calculate the exact time between two dates

Select two dates to calculate the difference

About Date Difference Calculator

How to Calculate Date Difference

  1. Select or enter the start date
  2. Select or enter the end date
  3. View the difference in multiple units
  4. See years, months, weeks, and days breakdown

Results Include

  • Total Days: Exact number of days between dates
  • Years & Months: Expressed as X years, Y months, Z days
  • Weeks & Days: Alternative format for shorter periods
  • Working Days: Optional, excludes weekends

Common Uses

  • Project Planning: Calculate project duration
  • Age Calculation: Time between birth and a date
  • Contract Duration: Time remaining or elapsed
  • Event Countdown: Days until a special date
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