date time
Age Calculator
Precise age in years, months, days and total days.
age = today − date_of_birth
YYYY-MM-DD
Defaults to today.
Frequently asked
Does this account for leap years?
Yes — it uses calendar-aware month/day math.
Precise age in years, months, days and total days.
YYYY-MM-DD
Defaults to today.
Yes — it uses calendar-aware month/day math.