Use this calculator to find the number of days between two dates.

Example 1: Today is August 15, 2025, and your mother says she’ll get you a dog on New Year’s Day. Enter August 15, 2025 and January 1, 2026 to see how many days are left.

Example 2: You were born on April 3, 2006, and your friend was born on July 5, 2007. Enter both dates to see how many days apart you are in age.

Example 3: A company opened on February 1, 2019. Enter that date and today’s date to see how many days the company has been open.

Note: The calculation follows the actual calendar, including leap years.