Privacy & Cookie Policy

This site is operated by Álvaro Tena García. Contact: alvarotg2006@gmail.com.

Information we collect

The calculators run in your browser. The numbers you enter are not sent to or stored on our servers, and we do not ask you to create an account.

Our hosting provider (Cloudflare) processes technical data such as IP addresses to deliver the site and protect it from abuse. If you email us, we use your address only to reply.

Advertising and third-party cookies

This site shows ads from Google AdSense. Google and its partners use cookies to serve ads based on your prior visits to this and other websites. Where required by law, we ask for your consent before non-essential cookies are used, and you can change your choice at any time from the privacy link on the page.

You can opt out of personalized advertising in Google's ad settings or at aboutads.info, and read how Google uses data from sites that use its services.

Your rights

Depending on where you live, you may have the right to access, correct or delete your personal information, or to opt out of its sale or sharing for targeted advertising. To make a request, email alvarotg2006@gmail.com.