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Age Calculator

Calculate your exact age in years, months, and days. See total days lived, the day you were born, and days until your next birthday.

How to use the Age Calculator

1

Enter a birth date

Pick a date of birth using the date picker.

2

See the exact age

Your exact age in years, months, and days appears instantly.

3

Explore extra stats

See your total days lived, the day you were born on, and days until your next birthday.

What is the Age Calculator?

Enter your date of birth and instantly see your exact age in years, months, and days. You also get fun facts like total days lived, the day of the week you were born, and a countdown to your next birthday.

  • Exact age in years, months, and days
  • Total days, weeks, hours, and months lived
  • Day of the week and month you were born
  • Countdown to your next birthday
  • Detects if today is your birthday
  • Works with any valid past date

Frequently Asked Questions

How exact is the age calculation?
Very exact. It calculates years, months, and remaining days accounting for leap years and varying month lengths.
What timezone is used?
The calculation uses your browser's local timezone, which matches how most people think about their birthday.
Can I calculate someone else's age?
Yes. Just enter any birth date and the tool calculates the age as of today.

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