Welcome to LangClaw (hereinafter referred to as "the App"). We take your privacy and the protection of your personal information very seriously. This Privacy Policy is intended to explain how we collect, use, store, and protect your personal information. Please read this policy carefully before using the App.
1. Information We Collect
We may collect the following types of information:
- • Account Information: When you create an account, we may collect your email address, username, and other basic information. Personal details such as gender and age are entirely optional and are not required to use the App.
- • Learning Data: Your learning progress, practice records, and test scores, used to provide a personalized learning experience.
- • Conversation Data: Text messages you send during AI conversation practice sessions, used to generate AI responses and provide language feedback and analysis.
- • Voice Data: When you use voice features, we process your voice input to provide speech recognition and pronunciation assessment services.
- • Device Information: Device model, operating system version, app version, and other technical information used to optimize app performance.
- • Usage Data: Anonymous statistical data such as app usage frequency and feature usage patterns.
2. How We Use Your Information
The information we collect is used for the following purposes:
- • Providing, maintaining, and improving our services
- • Generating AI conversation responses and language learning feedback
- • Processing voice input for speech recognition and text-to-speech services
- • Personalizing your learning experience and content recommendations
- • Analyzing and optimizing app performance
- • Communicating with you, including sending service notifications and updates
- • Ensuring service security and preventing fraud
3. AI Data Processing
The App uses artificial intelligence to provide conversational practice, language analysis, speech recognition, and text-to-speech services. Here is how your data is processed:
- • On Our Own Servers: All AI processing — including conversation generation, language analysis, speech recognition (ASR), and text-to-speech (TTS) — is performed on our own servers using self-hosted AI models. Your conversation data and voice recordings are not sent to any third-party AI service providers.
- • Data Retention: Conversation history is stored on our servers to enable features such as conversation review, language learning reports, and vocabulary tracking. You may delete your conversation data at any time by deleting your account.
- • No Third-Party AI Sharing: We do not share your personal data, conversation content, or voice recordings with any third-party AI service providers for processing.
4. Data Storage and Security
We employ industry-standard security measures to protect your personal information, including data encryption, access controls, and security audits. Your data is stored on secure cloud servers, and we regularly review and update our security measures to ensure data safety.
5. Information Sharing
We do not sell your personal information. We may share your information in the following limited circumstances:
- • With your explicit consent
- • With trusted cloud infrastructure providers who host our servers (these providers do not have access to your data content)
- • When required by law or by government authorities acting within their legal authority
- • When necessary to protect our legitimate interests
6. Third-Party Services
The App may use third-party services for analytics and crash reporting purposes. These services collect anonymous usage data to help us improve the App. They do not have access to your conversation content, voice recordings, or personal learning data. These third-party services have their own privacy policies, and we recommend that you review them.
7. Your Rights
You have the following rights regarding your personal information:
- • Right of Access: You may request to view the personal information we hold about you.
- • Right of Correction: You may request to correct inaccurate personal information.
- • Right of Deletion: You may request to delete your personal information and account.
- • Right of Data Portability: You may request to export your data in a commonly used format.
- • Right to Opt Out: Personal information such as gender and age is optional. You may choose not to provide this information without any impact on the core functionality of the App.
8. Children's Privacy
The App is not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If we discover that we have inadvertently collected such information, we will take immediate steps to delete it.
9. Policy Updates
We may update this Privacy Policy from time to time. Updated policies will be posted on this page with a revised "Last updated" date. For significant changes, we will notify you through in-app notifications or email.
10. Contact Us
If you have any questions or suggestions about this Privacy Policy, please contact us:
📧 Email: [email protected]