How do I calculate my exact age?

Enter your date of birth. The tool instantly shows your age in years, months and days, plus total days and your next birthday.

Can I find my age on a future or past date?

Yes. Change the second date to any date and the age updates for that date.

Is this age calculator free?

Yes, completely free, no sign-up, and it runs entirely in your browser.

🎂 Age Calculator

Find your exact age and your next birthday countdown — free.

Date of Birth

Age at date (default: today)

Pick your date of birth to see your exact age.

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How age is calculated

Your age is the time between your date of birth and the chosen date. We count complete years first, then the remaining months, then the remaining days — the same way age is officially counted. We also show your total days lived and a countdown to your next birthday.

Frequently Asked Questions

How do I calculate my exact age?: Enter your date of birth above. The tool instantly shows your age in years, months and days, plus total days and your next birthday.
Can I find my age on a future or past date?: Yes. Change the second date to any date and the age updates for that date.
Is this age calculator free?: Yes — completely free, no sign-up, and it runs entirely in your browser.

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⚠️ Provided free, as-is, for convenience.