Privacy Policy
Last updated: September 1, 2026
1. Information We Collect
ProEngiTools ("we", "our", or "us") provides engineering calculation tools. All numerical engineering inputs and calculation parameters entered into our solvers and unit converters are processed client-side in your browser and are never transmitted to or stored on our servers.
2. Cookies and Advertising (Google AdSense)
We use third-party advertising companies, including Google LLC, to serve ads when you visit our website. Google uses cookies (such as the DoubleClick cookie) to serve ads based on prior visits to our website or other websites on the Internet. Users may opt out of personalized advertising by visiting Google Ads Settings.
3. Affiliate Marketing Disclosure
ProEngiTools is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may also participate in educational affiliate programs (including Kaplan / PPI2Pass and CJ Affiliate). Clicking affiliate links earns us a commission at no additional cost to you.
4. Contact Information
If you have questions regarding this Privacy Policy, please reach out via our contact page at proengitools.com/contact.