Date Difference Calculator

Instructions on Use

Use this tool to find the duration between any two dates. The calculator is pre-filled with a one-month range ending on today's date to get you started.

• Use the date pickers to select a "Start Date" and an "End Date".
• The difference between the two dates will be calculated and displayed automatically in several formats.
• The main result shows the duration broken down into years, months, and days. The fields below show the same duration expressed as a total number of months, weeks, days, or hours.