BBX Personal Information Collection List
This list is formulated based on the Personal Information Protection Law and Google Play policies, explaining the types of personal information we collect and their purposes.
| Information Type | Collection Method | Purpose | Shared with Third Parties? | Storage Location | Retention Period |
|---|---|---|---|---|---|
| Device model, OS version | Automatically collected | Service adaptation, troubleshooting, security assurance | Shared only with TPNS (for push) | Servers in Mainland China | Deleted within 30 days after account cancellation |
| Installation status of specific apps (e.g., whether Twitter, Telegram are installed) | Dynamically detected (Boolean value only: Yes/No) | Optimize sharing experience | No | Local device (not uploaded) | Temporarily used only during sharing operations |
| Content accessed via storage/photo library permission (e.g., images) | Accessed after user actively grants permission | Save pictures | No | Local device (not uploaded) | Cleared immediately after user deletes the content |
| Device identifier (e.g., Android ID) | Automatically collected | Technical debugging, push identification | Shared only with TPNS | Mainland China | Deleted after account cancellation |
| In-app behavior data (e.g., page views, feature usage) | Automatically collected | Data analytics, service improvement, app performance optimization | Yes (shared with self-hosted Matomo service) | Self-hosted Matomo server in Mainland China | Deleted within 30 days after account cancellation |
Special Notes:
- We detect on the local device the installation status of specific social applications (e.g., Twitter, Telegram) to optimize the sharing experience. This information is only used locally and is not uploaded to our servers or any third party.
- We do not collect the complete list of installed applications.
- We use self-hosted Matomo analytics service for data analysis. All analytics data is stored on our own servers and is not transmitted to any third-party companies. Matomo is an open-source privacy-friendly analytics tool that is not used for ad tracking and does not sell data.
- We do not collect: location information, contacts, SMS, call logs, microphone, camera, health data, or other sensitive information.
- All permissions follow the "minimum necessity" principle and are requested via separate pop-up authorization prompts when needed.
- Users can withdraw permissions at any time in system settings.
Last Updated: October 27, 2025