Exact Age Calculator
Calculate your precise age down to years, months, and days relative to today or any custom date. Simply select your date of birth below to get instant breakdown metrics.
Processed locally in your browser — nothing is uploaded.
How to Use
- Enter your date of birth.
- Optionally set a custom end date.
- View your exact age in years, months, and days.
FAQ
How does the age calculator work?
Enter your date of birth and the calculator instantly computes your exact age in years, months, and days using precise calendar arithmetic.
Is my date of birth stored anywhere?
No. All calculations happen locally in your browser. Your data never leaves your device.
Can I calculate age between two dates?
Yes! You can set both a start date and an end date to calculate the age or duration between any two dates.