Calculate your age in years, months, days and days since birth precisely.
Age calculation is simple on the surface (current year minus birth year) but complicated when accounting for months and days. The Age Calculator precisely shows your age in years, months, days, and total days since birth. Knowing exact age is useful for birthday planning, age verification, milestone celebration, and curiosity about how long you've been alive. Our Age Calculator shows: age in years, months, and days (your exact age), total days since birth, total weeks since birth, total hours since birth (sometimes requested for novelty), next birthday countdown, zodiac sign, and day of week you were born. Parents track milestones during early childhood. People celebrate milestone birthdays (21, 30, 40, 50, etc.) with precision. Life insurance and benefits calculations need exact age. Immigration and legal age verification requires precision. Enter your birth date and instantly see comprehensive age information. The calculator updates daily as you age.
Accurate to the day, accounting for leap years and calendar variations.
Approximate birth date gives approximate age. For legal purposes, official birth certificate is authoritative.
Yes, the calculator displays your astrological sign based on birth date.
Enter their birth date instead of your own, or use the calculator for any person's birth date.