LingoLuz ("we," "our," or "us") operates the LingoLuz mobile application (the "App"). This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our App.
1. Information We Collect
Information You Provide
- Account Information: When you register, we collect your name, email address, and profile photo through Google Sign-In or email/password registration.
- Learning Data: Lesson progress, quiz scores, vocabulary lists, flashcard activity, and game performance.
- Chat Conversations: Messages you send through the AI conversation feature for language practice.
- Preferences: Language learning goals, notification settings, and app preferences.
Information Collected Automatically
- Device Information: Device type, operating system version, and unique device identifiers.
- Usage Data: App interaction data, session duration, features used, and learning activity timestamps.
- Notification Data: Push notification tokens for delivering reminders and updates.
Information from Third Parties
- Google Sign-In: If you sign in with Google, we receive your name, email, and profile picture from your Google account.
- Purchase Data: Subscription status and purchase history through RevenueCat (our payment processor).
2. How We Use Your Information
We use your information to:
- Provide and maintain the App and your account
- Track your learning progress and personalize your experience
- Process AI-powered language conversations using Anthropic's Claude API
- Manage subscriptions and in-app purchases
- Send push notifications for learning reminders (with your permission)
- Maintain leaderboards and achievement systems
- Improve the App through aggregated usage analytics
- Respond to support requests
3. How We Share Your Information
We do not sell your personal information. We share data only with:
- Firebase (Google): For authentication, database storage, and cloud functions. Google Privacy Policy
- Anthropic: AI conversation messages are sent to Anthropic's API for processing. Messages are not used to train AI models. Anthropic Privacy Policy
- RevenueCat: Subscription and purchase management. RevenueCat Privacy Policy
- Apple / Google: App Store and Play Store for payment processing.
- Legal Requirements: When required by law, court order, or to protect our rights.
4. Data Storage and Security
- Your data is stored securely using Google Firebase infrastructure.
- We use industry-standard encryption for data in transit and at rest.
- Authentication is handled through Firebase Authentication with secure token management.
- While we take reasonable measures to protect your data, no method of electronic storage is 100% secure.
5. Your Rights and Choices
You have the right to:
- Access: Request a copy of the personal data we hold about you.
- Update: Modify your account information through the App settings.
- Delete: Request deletion of your account and associated data by contacting us.
- Notifications: Enable or disable push notifications through your device settings or in-app preferences.
- Account Deletion: You can delete your account from the Account Settings screen in the App, which will remove your data from our systems.
For European Users (GDPR)
If you are in the European Economic Area, you also have the right to:
- Object to or restrict processing of your personal data
- Data portability
- Lodge a complaint with your local data protection authority
For California Users (CCPA)
California residents have the right to:
- Know what personal information is collected
- Request deletion of personal information
- Opt out of the sale of personal information (we do not sell your data)
- Non-discrimination for exercising your privacy rights
6. Children's Privacy
LingoLuz is not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If we learn that we have collected data from a child under 13, we will delete that information promptly. If you believe a child under 13 has provided us with personal data, please contact us.
7. Data Retention
We retain your data for as long as your account is active or as needed to provide services. If you delete your account, we will delete your personal data within 30 days, except where we are required to retain it for legal or legitimate business purposes.
8. Third-Party Links
The App may contain links to third-party websites or services. We are not responsible for the privacy practices of these third parties. We encourage you to read their privacy policies.
9. Changes to This Privacy Policy
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new policy in the App and updating the "Last Updated" date. Your continued use of the App after changes constitutes acceptance of the updated policy.
10. Contact Us
If you have questions or concerns about this Privacy Policy or your data, please contact us at: