Age Calculator
Exact age in years, months, days. Free, private and runs in your browser.
About Age Calculator
Age Calculator works out your exact age in years, months and days from your date of birth. It is useful for forms, milestones or simply finding out how old someone is today.
How to use Age Calculator
- Enter or paste your input into the tool.
- Choose the options you need.
- Use the button to get your result, then copy or save it.
When is Age Calculator useful?
- Check an exact age for an application form
- Count the years, months and days since a birthday
- Work out the age of a child in months
Frequently asked questions
How accurate is it?
It compares your date of birth with today's date on your device, so it is accurate as long as your device date is correct.
Does it store my date of birth?
No. The calculation is done in your browser and nothing is saved.
Can I use any date?
Enter a date of birth in the past. A future date will not give a meaningful age.
Is Age Calculator free to use?
Yes. Age Calculator is free, with no sign-up and no usage limits.
Is my data sent anywhere?
No. The work is done in your browser on your own device, so nothing you use here is sent to our servers.
Privacy and safety
Age Calculator runs entirely in your browser. What you enter never leave your device and nothing is kept after you close the page.