Age Calculator
Calculate your exact age and discover fun stats about your time on Earth.
How Age Calculation Works
Age is calculated by finding the difference between two dates. The calculator determines the number of complete years, remaining months, and leftover days. It accounts for varying month lengths and leap years to give you a precise result.
Beyond the basic age, the calculator also shows your total days lived, total weeks, and information about your next birthday including how many days until then and what age you will be turning. If you need to find the exact number of days between two dates, try our Date Calculator, or check your health metrics with the BMI Calculator.
Frequently Asked Questions
How is age calculated exactly?
Age is calculated by subtracting the birth date from the current date (or the specified date). The result accounts for varying month lengths and leap years to provide an exact count of years, months, and days.
Does the calculator account for leap years?
Yes. The calculator uses actual calendar dates for all calculations, so leap years are automatically handled. If you were born on February 29, the calculator will still give accurate results.
Can I calculate age between two specific dates?
Yes. By default, the calculator computes your age as of today. You can optionally set a custom end date to calculate the age difference between any two dates.
How is the zodiac sign determined?
The zodiac sign is determined by the month and day of your birth date, using the standard Western (tropical) zodiac date ranges.