Age Calculator
Find your exact age in years, months, days, hours and minutes. Discover your day of birth, life progress, and how many days until your next birthday.
Enter Date of Birth
Enter your birth date and choose a reference date to calculate your exact age.
Enter your date of birth above to see your age details
Fun Facts
Interesting things about age and time.
Exact Calculation
This calculator accounts for leap years so your age is always calculated to the exact day — no rounding.
Zodiac Signs
Your zodiac sign is determined by the exact day and month of your birth. There are 12 zodiac signs in Western astrology.
Leap Year Birthday
If you were born on Feb 29, you only have a "real" birthday every 4 years! That makes you a "leapling".
100% Private
All calculations are done entirely in your browser. No data is sent to any server — completely private.
Multiple Dates
Change the "Age On Date" field to calculate how old you were or will be on any specific date in history or future.
What Can You Calculate?
This tool gives you a complete age profile — not just years.
Exact Age
Get your precise age broken down into years, months, and days — accounting for all leap years.
Total Time Lived
See your age expressed as total months, weeks, days, hours, minutes and even seconds.
Birthday Countdown
Find out exactly how many days remain until your next birthday celebration.
Fun Facts
Discover your zodiac sign, Chinese zodiac animal, generation group, and the day of the week you were born.