Age Calculator
Find your exact age from your date of birth — in years, months and days — along with your total days lived and a countdown to your next birthday.
Using the Age calculator
Enter your date of birth
Optionally choose an 'as of' date; today is used by default.
We do the date math
The precise difference is computed, handling months and leap years.
See your age
You get years, months and days, plus totals and your next birthday.
About the Age calculator
An age calculator is handy for forms, birthdays and milestones. Beyond years, seeing your age in total days and the time to your next birthday adds a fun perspective.
Frequently asked questions
How is exact age calculated?
We take the difference between your birth date and the chosen date, carrying days and months correctly so the result is exact, including leap years.
Can I calculate age on a future or past date?
Yes. Set the 'as of' date to any date to find the age on that day.
Does it count leap years?
Yes, the calculation accounts for leap years so your total days are accurate.
Go deeper than a free tool
A personalized AstroHood report reads your whole birth chart and numbers together — for money, marriage and life — as a beautifully designed premium PDF.
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