Privacy Policy
Last updated: February 27, 2026
Your privacy matters to us. This policy explains what information Old School Chess collects, how we use it, and how we protect it.
Information We Collect
We collect limited information to improve your experience on Old School Chess.
Analytics Data
We use Google Analytics 4 to understand how visitors use our site. This includes pages visited, time spent on the site, browser type, device type, and general geographic region (country/city level). This data is collected automatically and is anonymized.
Account Data
If you create an account, we store your email address, display name, and account preferences using Firebase Authentication. Game data and learning progress are stored in Firebase to provide a personalized experience.
We do not collect payment information, social security numbers, or other sensitive personal data.
How We Use Your Information
- Improve site content and user experience
- Understand which lessons, tools, and features are most useful
- Personalize your learning experience (for logged-in users)
- Monitor site performance and fix technical issues
We never sell your personal information to third parties.
Third-Party Services
Google Analytics 4
We use GA4 to understand how visitors use our site. GA4 processes data in accordance with Google's privacy policy. No personally identifiable information is shared with Google.
Firebase (Google)
We use Firebase for authentication, data storage, and hosting. Firebase processes data in accordance with Google Cloud's data processing terms.
Data Protection
- All data is transmitted over HTTPS encryption.
- Firebase provides built-in security rules to protect stored data.
- We limit access to personal data to only what is necessary for site operation.
- We regularly review our security practices.
Children's Privacy
Old School Chess is designed for adult learners. We do not knowingly collect personal information from children under 13. If you believe a child under 13 has provided us with personal information, please contact us and we will promptly remove it.
Your Rights
You may request access to, correction of, or deletion of your personal data at any time by contacting us at professor@oldschoolchess.com.
You can disable cookies through your browser settings or opt out of Google Analytics using the GA opt-out browser extension.
Changes to This Policy
We may update this privacy policy from time to time. When we do, we will revise the "Last updated" date at the top of this page.
Contact Us
For privacy-related questions, contact us at professor@oldschoolchess.com.