Age calculator
The dates stay in this tab. Nothing is uploaded.
Age
How to use this tool
Find age in years, months, and days in this tab. Nothing is uploaded.
Open Age calculator
Birth date and “on this date” sit on the left. Results appear on the right.
Pick the dates
Change the birth date or the other date. Years, months, days, and total days update.
Copy the age
Copy puts a one-line summary on the clipboard.
FAQ
Can I calculate age here?
Yes. Pick a birth date and a date. The tab shows years, months, days, and total days.
Is the date uploaded?
No. The math stays in this tab.
How are months counted?
Civil months: if the day has not been reached, the previous month is used.
What about leap days?
February 29 is a real date. The next years count from the civil calendar.
Can I copy the result?
Yes. Copy puts a one-line summary on the clipboard.