Date Difference Calculator
About Date Difference Calculator
The date difference calculator compares two dates and reports the distance in days, weeks, approximate months, and approximate years.
How to Use
The date difference calculator compares two dates and reports the distance in days, weeks, approximate months, and approximate years. Enter the Start date and End date values and review the Days, Weeks, Months, and Years outputs after you calculate.
- Open the calculator : Use Date Difference Calculator from the Time category.
- Check the inputs : Review the required values and any optional settings.
- Read the formula : Use the formula and notes below to understand how the result is produced.
Common Questions
What does the Date Difference Calculator estimate?
Find the exact span between two calendar dates.
What time settings can change the result?
Date boundaries, local time, daylight-saving changes, and timezone settings can affect the result.
Does date difference calculation include the end date?
By default, standard date difference calculations measure the time passed between midnight on the start date and midnight on the end date, meaning the final day is excluded. To include the end date in the total count, you generally need to add one day to the final result.
Inputs
- Start date
- End date
Outputs
- Days
- Weeks
- Months
- Years