Privacy policy

Last updated: October 14, 2026.

Our tools

The calculators on this site run in your browser. What you type into them is not sent to our servers.

Information we collect

We collect anonymous usage information, such as the pages you visit, your browser type and approximate location, through server logs and analytics, to understand how the site is used and to improve it.

Cookies and advertising

We may use cookies for analytics and to show advertising. Third-party vendors, including Google, may use cookies to serve ads based on your visits to this and other websites. You can opt out of personalised advertising in Google Ads Settings or at aboutads.info.

Your rights

You can ask what data we hold about you, or ask us to delete it, by writing to sparxcollaborazioni@gmail.com.

Children

This site is not directed to children under 13 and we do not knowingly collect their personal information.

Changes

We may update this policy from time to time. The latest version is always on this page.