Calculate the exact difference between two dates in days, weeks, months, and years
Start Date
End Date
Select two dates above to calculate the difference between them
How to Use the Date Difference Calculator
This free online date difference calculator helps you find the exact time duration between two dates. Simply select your start and end dates, and instantly get the difference in days, weeks, months, and years. Perfect for calculating age, project timelines, event planning, or any situation where you need to know the time between two specific dates.
Key Features:
Calculate exact difference between any two dates
Results shown in days, weeks, months, and years
Business days calculator (excludes weekends)
Detailed breakdown including hours, minutes, and seconds
Quick "Set to Today" buttons for convenience
Copy results to clipboard
Works with past and future dates
Common Use Cases:
Calculate your exact age in days, months, and years