PDF PremFree Age Calculator
Need your exact age for a form or just for fun? PDF Prem's free age calculator turns any date of birth into years, months and days — plus a countdown to your next birthday.
0Years
0Months
0Days
0Total days lived
–Day of week born
–Next birthday
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How to use the Age Calculator
- Pick your date of birth from the date picker.
- Your exact age in years, months and days appears instantly.
- See how many days you have lived in total.
- Find out which day of the week you were born on.
- Get the date of your next birthday and a day countdown.
Frequently asked questions
How is the age calculated?
Using the standard borrow method: months and days are adjusted when the current day is earlier than the birth day, exactly the way official age calculations work.
Which timezone is used?
Your device's local date. Results reflect the calendar date on your phone or computer.
How is the next birthday found?
Your birthday this year — or next year if it has already passed — and the number of days remaining until then.
Is this age calculator free?
Yes — free, private and no sign-up. Everything runs in your browser.