Age Calculator
Calculate age between two dates with exact years, months, days, total weeks, days, hours, minutes, seconds, and highlighted calendar views.
Age
About this age calculator
This age calculator measures the difference between a birth date and a chosen target date. It shows the exact age in years, months, and days, plus alternative totals in weeks, days, hours, minutes, and seconds.
It is useful for milestone tracking, planning, forms, school work, and general date comparisons when you need more detail than a simple year count.
Frequently Asked Questions
Helpful answers for using this age calculator.
How is the age calculated?
The calculator compares the birth date with the selected target date and computes the exact calendar difference plus total time units.
Can I calculate age on a past or future date?
Yes. You can choose any valid target date on or after the birth date to measure age on that day.
Does it show more than years?
Yes. It also shows months, weeks, days, hours, minutes, and seconds for the same date range.