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Free Age Calculator
🔒 100% private — runs in your browser, nothing uploaded
Find out your exact age down to the day — plus total months, weeks, days, hours lived, your day of birth, and a live countdown to your next birthday.
Tip: you can type the date or pick from the calendar. Leading zeros are fine (08 = 8).
How to Calculate Exact Age
- Step 1: Select your date of birth from the calendar picker.
- Step 2: Click Calculate Age.
- Step 3: See your exact age plus total months, weeks, days, and next birthday countdown.
Why Use Our Age Calculator?
- Exact age in years, months, and days (leap-year accurate)
- Total days, weeks, and hours lived
- Day-of-week you were born on
- Live countdown to your next birthday
Frequently Asked Questions
How is exact age calculated?
We compare your birth date with today's date accounting for leap years, giving precise years, months, and days.
Can I calculate someone else's age?
Yes — enter any birth date to calculate the age for any person or even the age of an event.