Age Calculator
Calculate exact age in years, months and days — with total days lived, day of birth, and next birthday countdown.
Result
—
Total days lived—
Day of week born—
Days until next birthday—
How to use
- Pick your date of birth.
- Optionally pick an "age at" date to see how old you were (or will be) on that day.
- Click Calculate age to see the exact years, months and days.
Privacy note: everything runs in your browser — your dates are never sent anywhere.