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🎂 Age Calculator

Calculate your exact age in years, months, and days — plus total days lived and days until your next birthday.

Date of birth

Calculate age as of (optional)

Enter your birth date

Results update automatically

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Total Days

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Days to Birthday

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Weeks Lived

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Total Months

Why use OmnifyTools Age Calculator?

🎂

Exact Age

Get precise years, months, and days — not just a rounded year count.

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Any Reference Date

Calculate age as of today or any past/future date you choose.

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100% Private

Your birth date stays in your browser — nothing is stored or uploaded.

How precise is the age calculation?

It calculates exact years, months, and days — accounting for varying month lengths.

Can I calculate age as of a past date?

Yes — set the 'as of' date to any day to see age on that specific date.

What extra stats are shown?

Total days lived, total months, weeks lived, and days until your next birthday.

Is my birth date stored?

No. All calculations run locally in your browser.