Age Calculator
Find your exact age in years, months and days — plus weeks, days and your next birthday.
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Enter your date of birth
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Find out exactly how old you are — not just in years, but in months and days too. Pick your date of birth and the date to measure to (today by default), and see your full age along with total months, weeks, and days, and a countdown to your next birthday.
How to use
- Pick your date of birth.
- Leave the second date as today, or set any other date.
- Read your exact age and the extra totals instantly.
Frequently asked questions
How is age calculated?
It counts complete years, then the remaining months and days from your date of birth to the chosen date.
Can I find my age on a past or future date?
Yes. Change the "age at" date to any date to see your age then.
Is my data private?
Yes. The calculation runs in your browser and nothing is sent anywhere.