Clocks & Time TOOL
Age calculator
Find your age and next birthday from your date of birth.
Month ends and leap days are adjusted to the last day of that month.
Times follow your device clock. Settings are saved only in this browser.
Age calculator · How to use
Find your age and next birthday from your date of birth.
Example
Choose a birth date and reference date to see age, elapsed days and the next birthday.
Things to know
Year shifts from February 29 use the last day of the target month. Birth dates are not saved.
Your files and results are never sent to a server. Everything is processed in this browser.