How does the Age Calculator work?
Our age calculator determines the time span between your birth date and a specific target date (defaulting to today). It accounts for varying lengths of months and leap years, returning your precise age in years, months, weeks, days, hours, and seconds.
Leap Years and Calendar Adjustments
The Gregorian calendar has a leap year every 4 years to align the calendar year with the solar year (which is approximately 365.2422 days long). Our tool calculates time differences based on standard library routines to guarantee precision down to the exact second.