Privacy Policy

This Privacy Policy describes how Hangzhou Shuyin Technology Co., Ltd ("we", "us", or "our") collects, uses, and protects your information when you use our mobile application (the "App").

Information We Collect

We do not require users to create an account to use the App.

The App may collect the following types of information:

• Device information: such as device model, operating system version.
• Usage data: such as feature interactions, scan attempts, and error logs.
• Diagnostic data: for app performance and crash analysis.

We do not collect personal information such as your name, address, phone number, or payment details.

Use of Information

Collected information is used solely for the following purposes:

• To provide and improve app functionality.
• To analyze app performance and usage trends.
• To troubleshoot errors and maintain service stability.

Subscription and Payments

All payments and subscriptions are processed by Apple through the App Store. We do not collect or store any payment or billing information.

Data Sharing

We do not sell, trade, or rent user data to third parties. We may share anonymized or aggregated data with service providers solely for analytics and performance monitoring.

Data Security

We take reasonable measures to protect your information against unauthorized access, alteration, or disclosure.

Children's Privacy

The App is not intended for children under the age of 13. We do not knowingly collect personal data from children.

Changes to This Policy

We may update this Privacy Policy from time to time. Any changes will be posted within the App or on our website.