Age Calculator

Find out exactly how old you are, down to the day.

Enter Birth Date

Enter your date of birth to see the results.

How Age is Calculated

The age of a person can be counted differently in different cultures. This calculator is based on the most common age system used in most Western countries.

Cultural Variations

In traditional Chinese age systems, people are born at age 1 and their age increases at the Traditional Chinese New Year.

How to Use

  1. Open the Age Calculator tool.
  2. Click or tap on the "Date of Birth" input field.
  3. Use the calendar popup to select your exact birth date.
  4. Click the "Calculate Age" button to instantly see your age breakdown in years, months, and days.

Frequently Asked Questions

Does this calculator account for leap years?

Yes, the calculation natively handles leap years, ensuring your exact age down to the day is perfectly accurate.

Can I calculate an age in the future?

No, the calculator prevents entering a birth date in the future to ensure logical results.