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Age Calculator

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Age Calculator

Calculate your exact age in years, months, days, hours, and minutes. Find out when your next birthday is and how many days you've been alive.

100% Private Instant Results Birthday Countdown Leap Year Ready

Calculate Your Exact Age

Select Your Birth Date

Years

Months

Days

Hours

Minutes

Total Days

Your next birthday is in 0 days! 🎂

No data stored. All calculations run locally in your browser. 100% private.

How to Use

Select Birth Date

Choose your date of birth from the date picker

Click Calculate

Press the button to get instant results

View Details

See age in years, months, days, hours & minutes

Check Birthday

See countdown to your next celebration

Features

Instant Results

Get your age in milliseconds

100% Private

No data stored, all local

Leap Year Ready

Accounts for Feb 29 automatically

Birthday Countdown

Know days until next birthday

Age Milestones

18 YearsLegal adult

21 YearsDrinking age (USA)

60 YearsSenior citizen

65 YearsRetirement

100 YearsCentenarian

Why Use Our Age Calculator?

Lightning Fast

Instant age calculation — no waiting

100% Private

Your birth date never leaves your device

Detailed Results

Years to minutes + total days alive

Any Device

Works on mobile, tablet and desktop

Frequently Asked Questions

How accurate is this calculator?

Our calculator is 100% accurate, accounting for leap years and different month lengths. It calculates down to the minute.

Does it account for leap years?

Yes! The calculator automatically accounts for leap years (February 29th) and calculates exact days between dates.

Can I calculate age for any date?

Yes, you can select any birth date from year 1 to 9999. The calculator works for all historical and future dates.

Is my birth date stored?

No! All calculations happen in your browser. We never store or transmit any personal information.

How to calculate age in months?

We calculate total months by multiplying years by 12 and adding remaining months for a precise measurement.

Can I calculate age for someone else?

Absolutely! Use any birth date to calculate age for family, friends, or historical figures.

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