Free Online Age Calculator
Enter your date of birth to see your exact age in years, months, and days. Also see days until your next birthday and the day of the week you were born.
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How to Use the Age Calculator
1
Enter your date of birth (or any start date).
2
Optionally set a custom end date.
3
View your exact age in years, months, and days.
Frequently Asked Questions
How is age calculated?
The tool calculates the difference between your birth date and today in years, months, and days, accounting for leap years and varying month lengths.
Can I calculate age between two dates?
Yes. Enter a start date and end date to calculate the duration between any two dates.
Does it account for leap years?
Yes. The calculation correctly handles leap years and the varying number of days in each month.