Can I calculate my age on a past or future date?

Absolutely! After entering your birth date, scroll down to the "Calculate Age on a Specific Date" section. Enter any past or future date to see exactly how old you were (or will be) on that day.

Age Calculator

Q: Is my data saved or shared?

No! All calculations are performed entirely in your browser. We don't collect, store, or transmit any personal information. Your calculation history (if you use it) is stored locally in your browser using IndexedDB and never leaves your device.

Calculate your exact age in years, months, days, hours, and more

Enter Your Birth Date

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Select your date of birth from the calendar

How It Works

1 Date Calculation

Our calculator uses precise date arithmetic to compute the exact difference between your birth date and today's date. It accounts for leap years, varying month lengths, and day-of-month differences for accurate results.

2 Multiple Time Units

Your age is broken down into years, months, days, weeks, hours, minutes, and seconds. Different contexts require different precision levels - from medical research to casual curiosity.

3 Real-Time Updates

The seconds counter updates in real-time, showing your age increasing moment by moment. This live calculation demonstrates just how quickly time passes!

4 Zodiac & Birthstone

Based on your birth date, we determine your zodiac sign and traditional birthstone from established astrological and gemological traditions.

5 Next Birthday Countdown

The calculator automatically determines how many days remain until your next birthday, accounting for the current year and whether your birthday has passed.

Enter your birth date to see your age

Frequently Asked Questions

How accurate is this age calculator?

Our age calculator is extremely accurate for calculating the time elapsed between your birth date and today. It uses precise date arithmetic to calculate your exact age in years, months, days, hours, minutes, and seconds. However, it doesn't account for time zones or exact birth times, so results may vary by a few hours.

Why calculate age in different units?

Different contexts require different age units. Babies' ages are often measured in months, while medical research may need exact days. Plus, it's fun to know you've lived over 10,000 days!

Is my data saved or shared?

No! All calculations happen in your browser. We don't collect, store, or transmit any personal information. Your history is stored locally and never leaves your device.

Can I calculate age on a specific date?

Yes! Use the "Calculate Age on a Specific Date" section below to see your age on any past or future date - perfect for milestones and anniversaries.

Can I compare ages between two people?

Yes! Use our Age Difference Calculator to find the exact age gap between two people.

Disclaimer

This calculator provides age estimates for informational and entertainment purposes only. Results are approximate and may not account for time zones or exact birth times. Not intended for legal, medical, or official documentation purposes.