Age Calculator
Calculate completed years and elapsed days at a chosen date.
How to use this tool
- Enter your values in the labelled fields.
- Choose the direction or options, then select Run tool.
- Review the result and copy it when ready.
Calendar-based information, not a determination of legal age. February 29 anniversaries count as completed on March 1 in a non-leap year.
Processing takes place in this browser. Your entries are not sent to a conversion service.