Age Calculator
Enter your date of birth to get your exact age in years, months and days, plus total days lived and your next birthday countdown.
Select your date of birth to see your exact age.
How to use
- Select your date of birth.
- Optionally change the “age at” date (defaults to today).
- Read your exact age and days until your next birthday.
Frequently asked questions
Can I calculate age on a future date?
Yes — change the second date to any date to see the age at that point.
How accurate is it?
It accounts for different month lengths and leap years for a precise result.