Google Play
Data Safety Summary
This page summarizes HSK Deck’s current data practices in plain language. It is provided to keep the website, Privacy Policy, and Google Play disclosures consistent.
Current App Behavior
- No account is required.
- No ads are shown.
- No advertising trackers are used.
- No analytics SDK is currently used.
- Learning progress is stored locally on your device.
- Optional premium purchases are processed by Google Play Billing.
Data Collected by HSK Deck
Based on the current app behavior, HSK Deck itself does not collect user data on our servers and does not share user data with other companies or organizations.
Local Data
The app stores local learning data, such as review progress, quiz progress, preferences, and premium unlock state. This local data is used to provide app functionality and remains on your device.
Purchase Processing
Google Play handles billing for the optional lifetime unlock. HSK Deck does not receive or store payment card details.
Security Practices
HSK Deck does not transmit personal learning data to our servers. If future online features are added, the app and this website will be updated to explain what data is transmitted and how it is protected.
Data Deletion
You can delete local app data by uninstalling HSK Deck or clearing app storage in Android settings. See Data Deletion.