Privacy Policy

Effective Date: July 31, 2025

EM Chess is developed and maintained by EM Gruppen.

Data Collection

EM Chess collects only the data you voluntarily provide:

• Account information (username) — for multiplayer features and friend management
• Firebase Authentication — sign-in is handled by Google Firebase Auth. We do not store your password. Firebase may process your email-like identifier solely for authentication purposes. See Firebase Privacy Policy.
• Game data (moves, FEN, game results) — stored on our server to enable multiplayer matches and display game history
• No device identifiers, no analytics, no third-party tracking

Data Storage

Your username and game records are stored on our hosting server. Authentication credentials are handled exclusively by Firebase Auth and never touch our servers.

Account Deletion

Contact em@emgruppen.com to request deletion of your account and associated data.

Children’s Privacy

EM Chess does not knowingly collect personal data from children under 13. If you believe a child has provided us with data, contact us and we will remove it.

Contact Us

If you have any questions or concerns about this policy, feel free to contact us at:

Email: em@emgruppen.com

— EM Gruppen