Free Utility Tool
Age Calculator
Enter your date of birth to instantly calculate your exact age in years, months, and days along with your total age in weeks, hours, minutes, and seconds, a birthday countdown, zodiac sign, and generation.
Your date of birth
Using today's date automatically
Enter your date of birth above and click Calculate Age to see your exact age breakdown.Waiting
Enter your date of birth above and click Calculate Age to see your exact age, birthday countdown, zodiac sign, generation, life milestones, and fun facts.
How to use the Age Calculator
Enter your date of birth using the date picker or type it directly in the format required by your browser
By default the calculator uses today's date automatically and updates the live second count in real time
Enable the Custom Date toggle to calculate your age as of any specific past or future date instead of today
The large display shows your precise age in years, months, and days alongside a live count of total seconds lived
The stats strip below shows your total age converted into days, weeks, months, hours, and minutes
The Age Details tab lists every metric including decimal age, days until next birthday, and the exact date the calculation was made
The Birth Info tab shows your western zodiac sign, Chinese zodiac animal, generation, day of the week you were born, and whether it was a leap year
The Milestones tab maps common life events like starting school, turning 18, and retirement age to your specific dates and shows how far away each one is
The Fun Facts tab shows estimated heartbeats, breaths, moon phases, Earth orbits, and meals since your birth date
Click Copy Results to copy a full plain-text summary of your age calculation to your clipboard for sharing or saving
