Free Age Calculator
KnowYourAge is a free online age calculator that calculates your exact age from your date of birth. Get your age in years, months and days, plus live hours, minutes and seconds, your next birthday, day of birth, zodiac sign and useful life statistics.
How to Calculate Your Age
Choose your date of birth using the date selector.
Press Calculate My Age to process your birth date.
Get your exact age and detailed statistics instantly.
What Can You Calculate?
Years, months and days from your date of birth.
Approximate hours, minutes and seconds lived.
See how many days remain until your next birthday.
Find the day of the week you were born.
See your zodiac sign and its date range.
View total months, weeks, days, hours, minutes and seconds.
Frequently Asked Questions
How old am I?
Enter your date of birth above and KnowYourAge will calculate your current age.
Can I calculate my age in days and hours?
Yes. The calculator shows approximate total days, hours, minutes and seconds since your birth date.
How is age calculated?
Your birth date is compared with the current date and time to calculate elapsed years, months, days and live time values.
Is KnowYourAge free?
Yes. The age calculator is designed as a free online browser-based tool.