Privacy Policy

Last Updated: December 23, 2025

1. Information Collection and Use

HSK Master does not collect or store any personal information from users. The app operates as follows:

• All learning data is stored only on the user's device
• No account creation or login is required
• No personally identifiable information is collected

2. Advertising Services

This app displays advertisements through Google AdMob. AdMob may use anonymous identifiers for ad personalization. For more information, please refer to Google's Privacy Policy.

3. In-App Purchases

An in-app purchase option is available to remove ads. Payment is processed through Google Play or Apple App Store, and HSK Master does not collect or store payment information.

4. Data Security

Your learning progress and settings are stored only on your device and are not transmitted to external servers.

5. Children's Privacy

This app does not intentionally collect personal information from children under 13 years of age.

6. Changes to Privacy Policy

This Privacy Policy may be revised in accordance with changes in relevant laws and guidelines or internal operational policies. If the Privacy Policy is changed, we will notify users through app updates.

7. Your Rights

You can delete the app at any time to remove all data stored on your device.