Age Calculator
Calculate age in years, months and days on a date you choose.
1. Add your input2. Run the tool3. Review and download
How to use this tool
Choose a date of birth and the date on which to calculate age.
Limits and useful notes
Calendar calculations use UTC to avoid daylight-saving differences. End-of-month anniversaries use the last available day of that month.
Files and inputs are processed in your browser. This tool does not upload them to the AllgoTool server.