Age Calculator
Find your exact age in years, months, and days from any date of birth.
Age
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How to Use the Age Calculator
Enter your date of birth and click Calculate Age. Your exact age in years, months, and days is shown instantly. You can also enter a specific reference date to calculate age at any point in time.
What the Calculator Shows
- Exact age in years, months, and days
- Total days lived since birth
- Star sign (zodiac sign)
- Days until next birthday
How Age is Calculated
The calculator uses the date of birth and the reference date (today by default) to compute the exact number of complete years, then the remaining months and days. Leap years are handled automatically.
Common Uses
- Check eligibility by age (retirement, voting, driving)
- Calculate age for forms and applications
- Find out how many days until your next birthday
- Calculate someone's age on a historical or future date
Frequently Asked Questions
Can I calculate age on a specific date?
Yes. Enter a reference date in the "As of date" field. If left blank, today's date is used automatically.
Is the age shown in full years?
Yes. The result shows your age in full (complete) years, plus remaining months and days for precision.
What else does the calculator show?
The result includes total days lived, your star sign (zodiac), and the number of days until your next birthday.
Is my date of birth stored?
No. All calculations happen in your browser. Nothing is sent to any server.
What is the maximum age it can calculate?
The calculator handles any date from the 20th century to today. Very old dates (pre-1900) may have minor accuracy differences.