Find out your exact age in years, months, and days — accurate down to the day. Our free age calculator also tells you your total days lived and counts down the days until your next birthday. Just pick your date of birth and get instant, leap-year-accurate results.
The calculator accounts for leap years automatically, so results are precise down to the day.
Whether you're filling out a form that needs age in a specific format, planning a milestone birthday party, or settling a friendly debate about who's older, mental date math is surprisingly error-prone — leap years trip everyone up. Our calculator uses real calendar arithmetic instead of rough approximations, so February 29 birthdays and varying month lengths are handled automatically and correctly.
Yes. The calculation uses real calendar dates rather than approximations, so leap years — including February 29 birthdays — are handled automatically and correctly.
Of course — enter any past date of birth to find that person's current exact age. Handy for planning surprise parties.
Many official forms, insurance quotes, and medical records ask for precise age rather than just years, and this gives you the exact figure instantly.
No. The calculation runs entirely in your browser — your date of birth is never sent to a server or saved anywhere.