Kings & Queens privacy notice

Kings & Queens is a chess app operated by IntelliSync. Contact chess@intellisync.io with privacy questions or requests about your account or data.

Google sign-in

If you choose Continue with Google, Google authenticates your account and sends identity information to the app’s authentication service. Kings & Queens keeps Google’s stable account identifier to recognize your account on later visits. The app does not import your Google name, email address, or profile photo into your player profile. It does not request access to Gmail, Drive, or Calendar. The Google identifier is used for sign-in and account security.

Player and game information

We store your chosen player name, badge, and avatar, along with online game records, ratings, and any reports you submit. Your opponent can see the player name and rating associated with the match. Your private online game history is available to the participants. If you use email and password to sign in, the authentication service stores your email and password hash. Resend delivers verification and reset messages.

The site is hosted by Vercel and the online account and game service runs on Convex. The browser stores sign-in session information, local game saves, and preferences. You can remove local saves and preferences by clearing this site’s browser storage. Contact us to request access to or deletion of account data.