Calendar · Date & Time
Age Calculator
Find exact age in years, months, and days — plus days until the next birthday.
Age
26y 6m 20d
Total days
9698
Next birthday
2027-01-01
Days until birthday
164
How to use
- Enter a date of birth.
- Optionally set an “as of” date.
- Read years, months, days, and next birthday.
Features
- Years / months / days
- Total days lived
- Next birthday
- Runs in your browser. Dates stay on your device.
Privacy & how it works
This date and time tool runs in your browser. Dates and times you enter are not uploaded to ToolsWeb servers for this tool. Privacy Policy.
FAQ
Does this account for leap years?expand_more
Yes. Age is computed from calendar dates, so leap days are handled by the date math.
Is this calculator free?expand_more
Yes. No signup required.
Are my numbers uploaded?expand_more
No. Calculations run in your browser. Inputs are not sent to ToolsWeb servers for this tool.
Is this professional advice?expand_more
No. Results are estimates for general information. See our Disclaimer for health, finance, and related tools.