Age Calculator
Calculate your exact age in years, months and days, plus your next birthday.
How to use
Exact age and next birthday
Age is calculated with real calendar months, so the result matches official age rules. The next birthday is shown with the number of days remaining.
- Pick your birth date.
- Press Calculate if needed.
- Read your age and next birthday.
Frequently asked questions
How are leap days handled?
The calculation uses real calendar months, so February 29 birthdays roll to March 1 in non-leap years.
Is my birth date stored?
No, everything stays in your browser.
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