Last Updated: May 9, 2026

FlipAnswer (“答案翻翻”, hereinafter referred to as the “App”) is developed and published by Kexin Li (hereinafter referred to as “we”, “us”, or “our”). We respect your privacy and are committed to protecting your personal information. This Privacy Policy explains how the App collects, uses, and protects information. Please read this Privacy Policy carefully before using the App.

1. Information We Collect

1.1 Information We Do Not Collect

The App does not collect any of the following information:

• Your real name, email address, or phone number
• Contacts, location information, or photo library content
• Health, financial, or biometric data
• Any information that can directly identify you

We do not provide a user account system, login, or registration. You are not required to provide any personal information in order to use the basic features of the App.

1.2 Information Stored Locally on Your Device

The following information is stored only on your device and is not uploaded to our servers:

• Answers you have saved to Favorites and their source chapters
• App settings such as selected themes, card backgrounds, and language preferences
• Whether you have viewed the onboarding guide
• An anonymous identifier randomly generated by the App, used to associate event statistics on the same device. This identifier does not contain any information about you personally and will be cleared when the App is deleted

1.3 Information Collected Through Third-Party Anonymous Analytics Services

The App uses third-party anonymous analytics services. The service provider is located in the European Union and complies with the GDPR. These services collect anonymous usage statistics to help us understand feature usage, identify crashes, and diagnose performance issues.

The information we send to such services is limited to:

• The SHA-256 hash value of the anonymous identifier described above, which is irreversible and not associated with your real identity