ChessQuirk may collect information that you provide directly, such as your email address, display name, account information, support messages, feedback, bug reports, and other information you submit through the app or website.

We may also collect information related to your use of the service, including training activity, opening practice progress, game history, analysis requests, settings, app interactions, device information, log data, and diagnostic information used to improve reliability and performance.

ChessQuirk is designed to help users learn, drill, quiz, test, and review chess openings. To provide these features, we may store gameplay data, move history, opening progress, training results, quiz results, test results, common mistakes, analysis history, and related chess activity.

This information is used to provide core app functionality, personalize your experience, save your progress, improve training features, and help identify bugs or technical issues.

ChessQuirk may request microphone permission for voice-related features, such as planned voice move input or voice control of chess pieces. If microphone access is used, it is intended to support in-app chess functionality.

ChessQuirk also includes or may include audio-related features such as spoken move announcements. Spoken announcements do not necessarily require recording your voice, but microphone permission may be requested if voice input or voice control features are enabled.

We do not sell microphone data. If voice input features are used, audio may be processed only as needed to provide the requested app functionality, improve reliability, or troubleshoot issues, depending on how the feature is implemented.

ChessQuirk may offer paid features, premium access, subscriptions, or in-app purchases. Payments may be processed through third-party platforms such as Apple, Google Play, Stripe, RevenueCat, or other payment providers.

ChessQuirk does not directly store full credit card numbers. Payment providers may collect and process payment information according to their own privacy policies and terms.

We may use collected information to:

• Provide, operate, and improve ChessQuirk
• Create and manage user accounts
• Save training progress, game history, and app settings
• Provide chess analysis, feedback, and training tools
• Process subscriptions, purchases, and premium access
• Respond to bug reports, support requests, and feedback
• Detect, prevent, and troubleshoot technical issues
• Maintain the safety, security, and reliability of the app

ChessQuirk may use third-party services for hosting, analytics, authentication, payments, subscriptions, crash reporting, infrastructure, and app distribution. These services may process information as needed to provide their functionality.

Examples may include app store providers, cloud hosting providers, payment processors, subscription management providers, analytics tools, and authentication providers.

We do not sell your personal information. We may share information with service providers only as needed to operate ChessQuirk, process payments, provide app functionality, comply with legal obligations, prevent fraud or abuse, or protect the rights and safety of users and the service.

We retain information for as long as reasonably necessary to provide the service, maintain user accounts, comply with legal obligations, resolve disputes, enforce agreements, and improve the app.

Some information may remain in backups, logs, or records for a limited period after deletion or account closure.

ChessQuirk is not intended for children under the age required by applicable law to use online services without parental consent. If we become aware that we have collected personal information from a child in violation of applicable law, we will take reasonable steps to delete it.

We use reasonable technical and organizational measures to protect information. However, no internet-based service can be guaranteed to be completely secure.

You may be able to access, update, or delete certain account information through the app. You may also control certain permissions, such as microphone access, through your device settings.

If you disable permissions, some features may not work as intended.

We may update this Privacy Policy from time to time. When we make changes, we may update the “Last updated” date above. Continued use of ChessQuirk after changes are posted means you accept the updated policy.

If you have questions about this Privacy Policy or ChessQuirk’s privacy practices, contact us at:

chessquirk@gmail.com