Comprehensive Privacy Policy for LinguaFlow Translator
Privacy Policy
LinguaFlow Translator
Effective Date: December 8, 2025
Last Updated: December 8, 2025
I, (ZhengquanWang), are committed to the protection of our users’ privacy. This policy outlines how our browser extension, LinguaFlow Translator, collects, uses, stores, and shares the comprehensive range of information, including Personal Identifiable Information (PII) and financial data, required to operate the Real-time Input Translation Service and the Premium Membership feature.
To provide our full range of services, including basic translation and paid premium features, we collect the following categories of information:
This information is collected during user registration and account management processes (required for Premium Membership):
- Identifiers: Name, Email Address.
- Account Credentials: Encrypted User Login Name and Password (for account access).
This information is collected when you purchase a Premium Membership or service subscription. All financial transactions are handled by a certified, secure third-party payment processor.
- Transaction Details: Records of purchases and subscription plans.
- Payment Details: Credit Card Numbers, Payment Records, and Billing Address.
- Note: We do not directly store or process full credit card numbers; this is handled securely by our external payment gateway, e.g., Stripe, PayPal, Alipay.
C. Location Data
This information is collected for user statistics, service optimization, and complying with geographical restrictions (e.g., regional content licensing or taxation).
- General Location: Region or Country based on IP Address.
- IP Address: The network address used to connect to our services.
D. Non-Personal Usage Data
- User Settings: Target language, feature toggle state (stored locally via
chrome.storage).
- Input Text: The text content a user types into an input field (required for translation service).
- Usage Statistics: Frequency of extension use, feature adoption rates, and general session duration.
We use the collected information solely for the following purposes:
| Category of Data |
Specific Purpose of Use |
| PII (Email, Name) |
Account creation, management, communication regarding service changes, and customer support. |
| Financial/Payment Info |
Processing Premium Membership subscription fees and fulfilling transaction obligations. |
| Location Data (IP, Region) |
1. Service Optimization: Analyzing user distribution for server load balancing and performance improvement. 2. Compliance: Determining applicable regional taxes (VAT/GST) and enforcing geographical content licensing restrictions. |
| Usage Statistics |
Improving feature adoption, identifying bugs, and developing future updates. |
We will not sell, rent, or trade your PII. We only share your information with necessary third parties under the following conditions:
- Payment Processors: Financial and payment information is shared with *Payment Processors to securely process payments and subscriptions.
- Translation Service: User input text is shared with Google Gemini AI to fulfill the translation request.
- Analytics Providers: Usage statistics and non-precise location data (IP address) may be shared with analytics platforms (e.g., Google Analytics) to understand user behavior and product performance.
- Legal Compliance: We may disclose information if required to do so by law or in response to valid requests by public authorities (e.g., a court order).
4. User Rights and Data Security
- Access and Control: You have the right to access, update, or delete your account information at any time by contacting us at the provided email address.
- Data Security: We employ industry-standard security measures, including HTTPS/SSL encryption for data transmission and encryption/tokenization of financial data (handled by the payment processor).
- Data Retention: We retain your PII for as long as your account is active or as needed to provide you with services. Financial transaction records are kept for regulatory compliance purposes.
If you have any questions or concerns regarding this privacy policy or your data, please contact us at: