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Age Calculator

Exact age in years, months and days — today or on any date.

Everything is processed on your device. Nothing you upload or type is sent to a server, and nothing is stored.

Age Calculator online

Forms and applications often ask for your age on a specific date — the closing date of an application or the start of an exam year. Enter a date of birth and the date you need, and get the exact age in years, months and days, plus totals and the days until the next birthday.

How to use age calculator

  1. Enter the date of birth

    Use the date picker or type the date.

  2. Choose the date to measure to

    Today is filled in; change it for an exam, application or other deadline.

  3. Read the age

    Years, months and days, plus total months, weeks and days, and the next birthday.

Frequently asked questions

How is age calculated here?

In calendar months, the way birthdays are counted: full years, then full months, then the remaining days.

What about people born on 29 February?

In years without 29 February, they turn a year older on 28 February.

Can I find someone's age on a past or future date?

Yes. Change “Age on” to any date after the date of birth.

Is the date of birth stored?

No. It stays on your device and disappears when you leave the page.

Add Age Calculator to your website

Free to embed on any site or blog. Your visitors use it right on your page, and their files never leave their device.

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