Free Age Calculator
Pick your birth date to see your exact age in years, months, and days, plus total days lived and your next birthday countdown.
Pick a birth date above to see your exact age.
How to use this tool
Click the birth date field and choose your date of birth from the calendar. By default, your age is calculated as of today, but you can change the “as of” date to find your age on any other day, past or future.
The result shows your exact age broken down into years, months, and days, along with the total number of days you have been alive and a countdown to your next birthday.
This tool is useful for filling out forms, checking eligibility requirements based on age, planning birthday milestones, or simply satisfying curiosity about how many days you have lived.
FAQ
- How is my exact age calculated?
- The calculator finds the difference between your birth date and the selected 'as of' date, breaking it down into full years, remaining months, and remaining days.
- Can I calculate my age on a date other than today?
- Yes. Change the 'as of' date to any date to see what your age was, or will be, on that day.
- What does 'total days lived' mean?
- It is the total number of calendar days between your birth date and the 'as of' date, counted as whole days.
- Is my birth date stored or shared anywhere?
- No. All calculations happen locally in your browser. Your date of birth is never sent to a server or saved.