1. Responsible Person

Responsible for data processing according to GDPR:

2. Data Collection and Storage

This application is designed to be privacy-friendly. We do not collect personal data on our servers.

• Local Storage: Your settings (language preference, API key) are stored locally in your browser's Local Storage. This data never leaves your device unless you explicitly send it (e.g., the API key is sent to Google's servers to generate AI responses).
• Cookies: We do not use cookies for tracking or analytics.
• Server Logs: We do not store personal information in server logs.

3. Third-Party Services

Google Gemini API: When you use the AI Tutor feature, your game state (FEN string) and your API key are sent to Google's servers to generate the response. Please refer to Google's Privacy Policy for more information on how they handle data.