Data you enter
Dates of birth you enter into any calculator are processed entirely in your browser. They are not transmitted to our servers, not logged, and not stored anywhere. Close the tab and the data is gone.
Third-party advertising
This site uses third-party advertising services, such as Google AdSense, to display ads. These services operate under their own privacy policies, which are available on the providers' websites.
Third-party vendors, including Google, may use cookies to serve ads on this site. These ads may be based on your prior visits to this site or to other websites on the internet.
Analytics
We may use third-party analytics services that collect standard technical information — pages visited, approximate location derived from IP address, browser type — to measure traffic. These services operate under their own privacy policies.
Cookies
The calculators themselves set no cookies and use no local storage. Advertising and analytics partners may set cookies as described above; the site remains fully functional with cookies blocked.
Your ad choices
You can opt out of personalized advertising by visiting Google's Ads Settings at https://adssettings.google.com. To learn about industry-wide opt-out options offered by many ad companies, visit https://www.aboutads.info.
You can also typically control ad personalization through your browser settings or the ad provider's opt-out tools.
Changes to this policy
If this policy changes, the updated version will be published on this page with a revised date. Continued use of the site after changes constitutes acceptance of the updated policy.