# Poly Player Privacy Policy **Effective Date: August 21, 2025** **Last Updated: August 21, 2025** ## Overview Poly Player (hereinafter referred to as "we", "this extension" or "the application") is a Chrome browser extension specifically designed for playing local video files. We are committed to protecting user privacy, and this privacy policy details how we collect, use, store, and protect your information. ## Application Overview Poly Player is a local video player with the following main features: - Play user-selected local video files - Multi-window simultaneous playback of different videos - Video thumbnail preview functionality - Keyboard shortcut controls - Video screenshot saving functionality ## Information Collection ### Information We Collect We only collect the following anonymous statistical information to improve the product experience: #### 1. User Interaction Statistics - **Feature Usage Statistics**: Usage frequency of operations such as opening files, taking screenshots, playback controls, etc. - **Page View Data**: In-app page access statistics (such as welcome page, playback page) - **Layout Preferences**: User-selected player layout types (single window, multi-window, etc.) #### 2. Technical Information - **Anonymous Identifiers**: Randomly generated client IDs used only for session statistics, not linked to personal identity - **Application Version Information**: Used to track usage across different versions - **Error Logs**: Anonymous error information when the application encounters technical issues ### Information We Explicitly Do NOT Collect To protect your privacy, we commit to NOT collecting any of the following information: - ❌ **Network Activity Data**: Browsing history, visited websites, network traffic, etc. - ❌ **File Content Information**: Video file content, file names, file paths, file metadata, etc. - ❌ **Input Data**: Keyboard input content, mouse position coordinates, etc. - ❌ **Location Information**: Geographic location, IP addresses, etc. - ❌ **Device Information**: Device serial numbers, hardware identifiers, etc. - ❌ **Financial Information**: Payment information, bank accounts, etc. ## Data Usage Purposes The anonymous statistical data we collect is used solely for the following purposes: 1. **Product Improvement**: Understanding how users utilize different features to optimize user experience 2. **Bug Fixes**: Identifying and fixing technical issues to improve application stability 3. **Feature Development**: Making decisions about new feature development priorities based on usage statistics 4. **Performance Optimization**: Analyzing application performance to enhance operational efficiency ## Data Storage and Security ### Data Storage - **Local Storage**: Only anonymous client identifiers are stored on the user's device - **Cloud Storage**: Anonymous statistical data is processed and stored through Google Analytics services - **Data Retention**: Statistical data is handled according to Google Analytics' standard retention policies ### Security Measures - All data transmission uses HTTPS encryption - Anonymization processing ensures data cannot be traced back to specific users - No personally identifiable information is stored - Follows data minimization principles, collecting only necessary statistical information ## Third-Party Services ### Google Analytics We use Google Analytics to collect anonymous usage statistics: - **Purpose**: Analyze application usage patterns to improve user experience - **Data Type**: Anonymous feature usage statistics and page view data - **Privacy Protection**: All data is anonymized and complies with Google Analytics privacy policy - **Learn More**: [Google Analytics Privacy Policy](https://policies.google.com/privacy) ## Permission Explanation Permissions requested by this extension and their purposes: ### Google Analytics Permissions - **Permission**: Access to `https://www.google-analytics.com/*` and `https://analytics.google.com/*` - **Purpose**: Send anonymous statistical data to Google Analytics - **Data**: Only sends anonymous feature usage statistics ### No Sensitive Permissions Required This extension does **NOT** require the following sensitive permissions: - ❌ **activeTab**: We do not access or modify web page content - ❌ **All websites access permission**: We only process local video files - ❌ **Storage permissions**: No user data is stored except for anonymous client IDs ## User Rights and Control ### Your Choices - **Stop Data Collection**: Uninstall the extension at any time to stop all data collection - **View Collected Data**: All statistical code is open source, you can review what is specifically collected - **Data Deletion**: After uninstalling the extension, locally stored client IDs will be deleted ### Contact Us If you have any questions or requests regarding data collection, please contact us through: - **GitHub**: [github](https://github.com/StoneRen/polyplayer-site) ## Children's Privacy This extension is not specifically designed for children under 13, and we do not intentionally collect personal information from children. If we discover that we have inadvertently collected personal information from children, we will delete it immediately. ## International Data Transfers Due to our use of Google Analytics services, anonymous statistical data may be transferred to Google's servers worldwide. All data transfers comply with relevant data protection regulations. ## Policy Updates We may update this privacy policy from time to time. Significant changes will be communicated to users through: - Mention in extension update notes - Posting notices on the project GitHub page - Updating the "Last Updated" date on this page We recommend that you regularly review this privacy policy to stay informed of the latest information. ## Legal Basis Our legal basis for processing data: - **Legitimate Interest**: Improving product functionality and user experience - **User Consent**: By installing and using this extension, you agree to this privacy policy ## Data Protection Rights Under applicable data protection laws, you may have the following rights: - Know what types of data we collect - Request data deletion (achieved by uninstalling the extension) - Withdraw consent (achieved by uninstalling the extension) ## Compliance Statement This privacy policy complies with the following regulatory requirements: - Chrome Web Store Developer Policies - General Data Protection Regulation (GDPR) - California Consumer Privacy Act (CCPA) - Other applicable data protection laws --- **Contact Information** - Project Name: Poly Player - Developer: StoneRen - Contact Email: stoneren@outlook.com - GitHub Project: [github](https://github.com/StoneRen/polyplayer-site) This privacy policy is authoritative in its English version. If there are translated versions that conflict with the English version, the English version shall prevail. --- *Last Updated: August 21, 2025*