All Tools

Age Calculator

Calculate age from a date of birth

Use "as of" date

Frequently Asked Questions

What does the Age Calculator do?

The Age Calculator computes your exact age from a date of birth, displaying the result in years, months, days, hours, and minutes.

Can I calculate age as of a specific date?

Yes! Enable the "Use as of date" toggle to calculate your age as of any past or future date instead of today.

Why do months differ from simply dividing days?

Calendar months have different lengths (28-31 days). The calculator uses calendar-aware logic to count complete months accurately, which may differ from a simple division.

Does it account for leap years?

Yes, the calculator uses JavaScript's built-in Date object which correctly handles leap years when computing the difference between dates.

What timezone does it use?

The calculator uses your browser's local timezone. All dates are treated as local dates at midnight.

Can I copy the results?

Yes! Click the "Copy result" button to copy a formatted summary of your age to the clipboard.

Does it work on mobile?

Yes, the Age Calculator is fully responsive and works on all devices including smartphones and tablets.

Is it free? Do I need an account?

Yes, the calculator is completely free to use with no account required.