Age Calculator
Enter your date of birth to find your exact age in years, months, and days — plus total days lived and a countdown to your next birthday.
Defaults to today. Change it to find age on any date.
About this age calculator
Work out an exact age from any date of birth. The calculation runs in your browser — no data is sent anywhere.
How to use it
- Pick your date of birth.
- Leave the second date as today, or set it to any date you want the age for.
- Click Calculate Age to see years, months, days, and the countdown to your next birthday.