Age Calculator
Exact age in years, months, days — plus next-birthday countdown. Free, private, no sign-up — runs in your browser.
Age Calculator
Find your exact age in years, months and days, plus total days lived, your weekday of birth and a countdown to your next birthday.
About this Age Calculator
Calendar-accurate age calculation that borrows days and months correctly across month lengths and leap years, so someone born on 29 February gets the right answer. Set the "as on" date to any day to compute age for school admissions, job applications or official forms.
Frequently asked questions
How are months counted with different lengths?
Does it handle leap-year birthdays?
Can I calculate age at a past or future date?
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