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iTextKitTools

Age Calculator

Find your exact age from your date of birth — in years, months and days, plus the total number of days you’ve lived. Useful for forms, eligibility checks and birthdays.

How to use the Age Calculator

  1. 1Pick your date of birth.
  2. 2The calculator instantly shows your age in years, months and days.
  3. 3It also shows total days lived and your next birthday countdown.

Frequently asked questions

How is age calculated?+

We compare your date of birth to today’s date and break the difference into completed years, months and days.

Does it account for leap years?+

Yes — the calculation uses real calendar dates, so leap years are handled correctly.