About Days Between Dates Calculator

Our Days Between Dates calculator helps you determine exactly how many days there are between any two dates. This tool is perfect for:

  • Planning project timelines
  • Calculating contract durations
  • Determining age or time periods
  • Measuring time between historical events

How to Use

Simply select your start and end dates using our elegant date pickers. The calculator will instantly show you the number of days between the two dates. You can view the result as total days or as a breakdown of years, months, and days.

How It Works

The calculator uses precise date arithmetic to count the exact number of calendar days between your selected dates. It accounts for:

  • Leap years
  • Different month lengths
  • Daylight saving time changes

The result is always a positive number, regardless of which date comes first. If you need to know which date is earlier, check the visualization timeline.