Date Difference Calculator
Calculate differences between dates with precision handling
Calculation Options
Start Date
End Date
Date Difference Result
Enter values above to see results
Examples
Age Calculation
From birth date to today
Example: 1990-01-01 to 2024-01-01 = 34 years
Project Duration
From start to end date
Example: 2024-01-01 to 2024-03-31 = 90 days
Business Days
Excluding weekends
Example: Mon to Fri = 5 business days
Leap Year Handling
Accounts for February 29th
Example: 2024 is a leap year