How age is calculated

We start from your date of birth and count full calendar years until the target date, then count the remaining months and days. Time zones are ignored — both dates are treated as local calendar dates.

Frequently Asked Questions

Is the Age Calculator free to use?

Yes, the Age Calculator is 100% free to use. There are no subscriptions, no sign-ups, and no hidden fees.

Is my data safe when using the Age Calculator?

Absolutely. All calculations performed by the Age Calculator happen locally in your web browser. We do not store, track, or transmit your inputs or results to any server.

How accurate is the Age Calculator?

Our Age Calculator uses industry-standard formulas and methodology. You can view the exact formula and calculation logic used in the methodology section above to verify the math yourself.

Can I use the Age Calculator on my mobile phone?

Yes! The Age Calculator is fully responsive and works seamlessly on all devices including smartphones, tablets, and desktop computers.