Utility
🔒 Offline / On-Device
age calculatordate of birth
Age Calculator Online Free
Calculate exact age in years, months, and days online free. Quick and accurate. 100% client-side, no data uploaded or stored.
Frequently Asked Questions
How do I calculate my exact age?
Enter your date of birth and click Calculate. The tool shows your age in years, months, and days, plus the total number of days and weeks you've been alive.
Can I calculate age at a past or future date?
Yes. Use the "Age at date" field to calculate how old someone was or will be on a specific date. Leave it blank to calculate age as of today.
Does the calculator account for leap years?
Yes. The calculation properly handles months with different numbers of days, including leap years, to give you an accurate age breakdown.
What date format should I use?
The date picker uses the standard YYYY-MM-DD format. Simply click the date field and select the year, month, and day from the calendar interface.