Calculate exact age in years, months, days and total seconds.
Free · Runs in your browser · Last updated
Enter date of birth and a target date to compute age in years/months/days plus total weeks, days, hours, minutes and seconds lived.
All processing for Age Calculator happens locally inside your browser using JavaScript. Your input is never uploaded to a server, logged, or shared with third parties.
Yes. Age Calculator is completely free for both personal and commercial projects. There are no usage limits, no sign-up, and no premium tier.
All processing happens locally in your browser using JavaScript. Your input is never uploaded to our servers, logged, or shared with any third party.
Once the page has loaded, the tool runs entirely client-side. You can disconnect from the internet and it will keep working in the same browser tab.
Age Calculator works in all modern browsers, including the latest versions of Chrome, Firefox, Safari, Edge, Brave, and Opera, on desktop and mobile.
No. Age Calculator runs in any modern web browser with no installation, browser extension, or account required.