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🎂 Age Calculator — Exact Age

Enter a date of birth and instantly get the exact age in years, months and days — plus total days lived and days left until the next birthday.

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How to use this tool

  1. Enter the date of birth.
  2. Leave “age at date” as today, or pick any other date.
  3. Press Calculate age — results appear instantly.

Frequently asked questions

How exact is this calculator?

It counts full years, then full months, then remaining days — the same method used on official forms.

What else does it show?

Your total days and weeks lived, and how many days are left until your next birthday.

Is my date of birth stored anywhere?

No. The calculation happens in your browser; nothing is sent or saved.

🔒 Your privacy: this tool runs 100% inside your browser. Your files are never uploaded to any server — they stay on your device.

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