Age Calculator
Calculates your exact age and days lived from your date of birth.
Every calculation runs instantly in your browser, so your inputs are never sent to a server, and the tool is free with no sign-up. You can save the results as an Excel file with live formulas and reuse them later.
Inputs
- Date of birth
- As of date
Example calculation
Age: 36 years
| Exact age | 36 years, 7 months, 1 days |
|---|---|
| Days lived | 13,362 days |
| Weeks lived | 1,908 weeks |
Method & notes
Tips
Change any input and the result recalculates in real time. After downloading the Excel file, you can reuse it by editing only the yellow input cells.
FAQ
How does the Age Calculator work?
Calculates your exact age and days lived from your date of birth.
Can I save the results?
Yes. You can download the results for free as an Excel (.xlsx) file with live formulas that recalculate when you change the yellow input cells.
Is it free?
Yes — all Calcova calculators are free, and you can save results as an Excel file.