Data Collection
We do not collect personally identifiable information from users calculating their chess ratings. We do not require accounts or logins.
Privacy Policy
Analytics and Logs
We use basic analytics to understand which calculators are used most frequently to improve the site. This data is anonymized.
Cookies
Our site may use essential cookies to maintain calculator state. We also may use third-party analytics cookies according to our cookie policy.
Contact Information
If you contact us via email or our form, we use your email address solely to respond to your inquiry and do not sell it to third parties.
Privacy in practical terms
- Contact-form details are used to respond to messages and improve the service when relevant.
- Infrastructure providers may retain operational logs for uptime, abuse prevention, and security review.
- The website is designed to keep the calculator experience light and avoid unnecessary tracking in core tool views.