Lingoku.AI Privacy Policy

Lingoku.AI (hereinafter referred to as "we") is dedicated to creating real-time language learning experiences through AI technology while highly valuing the protection of user privacy. This privacy policy details how we collect, use, and protect your information to support the "Boundary Expansion Method" language learning experience. Please read carefully to understand our privacy practices.

1. Information We Collect

To provide real-time language learning experiences and create personalized language exposure, we may collect the following types of information:

1.1 Information Provided by Users

• Email Address: When you register or use our services, we collect your email address for account verification and personalized service delivery.
• Authorization Information: To create language exposure opportunities in the content you browse, we need to obtain authorization information from relevant platforms (such as Google, YouTube, Bilibili, etc.).
• Language Learning Preferences: Including your native language, target language, current language level, and learning goals, used to build your personal language map.
• Learning Data: Your interaction data with our services, such as clicks, dwell time, comprehension feedback, etc., used to optimize your learning experience.

1.2 Automatically Collected Information

• Usage Data: Including your IP address, browser type, access time, and other basic technical information. Important note: We do not collect or store specific website content or browsing history that you access. We only collect data related to your language learning activities, such as vocabulary exposure frequency and learning effectiveness metrics.
• Cookies and Similar Technologies: We use cookies and similar technologies to enhance user experience, remember your preferences, primarily to support the construction of your personalized language map.
• Language Learning Data: We collect your level of understanding of different language elements to build and update your personal language map, providing language exposure most suitable for your level. This data is limited to learning-related information and does not include specific content you browse.

2. Local Processing and Data Security

We highly value your privacy and data security, implementing the following measures to protect your information:

2.1 Local Processing Priority

• Browser-based Processing: Most language learning tasks (such as content analysis, difficulty assessment, language transformation) are performed locally in your browser, ensuring data doesn't leave your device.
• No Processing for Non-enhanced Pages: For pages you choose not to enhance with our language learning features, we do not perform any processing or data collection.
• Minimal Necessary Data Transfer: Only necessary anonymized learning data (such as vocabulary comprehension levels) is transmitted to our servers to update your language map.

2.2 Third-party AI Model Services

• Text Processing: For advanced language analysis or transformation, we may submit text content to third-party AI model service providers for processing.
• Lingoku.AI Non-involvement: During this process, Lingoku.AI does not participate in content processing or store this data.
• Anonymization: All content sent to third-party services undergoes strict anonymization, containing no personal identifying information.
• Temporary Usage: Data processed by third parties is only used temporarily during processing and is not permanently stored afterward.

3. How We Use Information

We use the collected information for the following purposes, aimed at providing you with the best language learning experience:

• Building and maintaining your personal language map to understand your language boundaries and provide content suitable for your level
• Creating comprehensible language exposure opportunities in the content you browse, implementing the "Boundary Expansion Method" learning concept
• Analyzing your learning progress and patterns to provide personalized learning suggestions and feedback
• Obtaining and processing your content on various platforms (such as YouTube, Bilibili, etc.) based on your authorization to create language learning opportunities
• Optimizing our AI models to more accurately determine content difficulty levels and appropriate transformation methods
• Improving user interface and functionality to enhance overall user experience
• Processing your registration, login, and account management
• Notifying you of updates, new features, and important changes to our services
• Resolving technical issues and responding to your support requests

4. Information Sharing and Disclosure

We value your privacy and will not sell your personal information. We only share your information in the following necessary circumstances:

Service Providers

We may share necessary information with third-party service providers to support our service operations, such as cloud service providers, analytics service providers, etc. These service providers can only process your information according to our instructions and are bound by strict data protection obligations.

AI Processing and Analysis

To provide the "Boundary Expansion Method" language learning experience, your anonymized learning data and language map may be used for AI model training and optimization. All data undergoes strict anonymization processing before use, ensuring that individuals cannot be identified.

Content Platform Integration

With your authorization, we exchange necessary information with the content platforms you use (such as YouTube, Bilibili, etc.) to implement language learning enhancement features. These interactions strictly follow the API usage policies of each platform.

Legal Requirements

We may disclose your information when required by laws, regulations, court orders, or government agencies. In such cases, we will notify you whenever possible, unless prohibited by law.

Business Transfers

In the event of business transfers such as mergers, acquisitions, or asset sales, your information may be transferred. However, we will ensure that the recipient continues to protect your information in accordance with this privacy policy.

Google API Services

Lingoku.AI's use and transfer of information received from Google API to any other application will be subject to the Google API Services User Data Policy, including limited use requirements.

5. Data Protection and Security

We take multi-layered security measures to protect your information:

Technical Safeguards

Using encryption technologies, security protocols, and access control mechanisms to protect the security of your data transmission and storage.

Local Processing Priority

Processing content analysis and language conversion locally on your device whenever possible, reducing the need for data transmission and centralized storage.

Anonymization Processing

For data that needs to be centrally processed, we adopt strict anonymization processing to ensure that individuals cannot be identified.

Regular Security Audits

We conduct regular security audits and vulnerability testing to ensure the security of systems and data.

6. Your Rights and Choices

As a Lingoku.AI user, you have the following rights:

Access and Correction

You can access and correct your personal information that we hold.

Data Export

You can request to export your personal data and language learning records.

Right to Delete

You can request to delete your account and related data, but this may affect your learning progress and personalized experience.

Preference Settings

You can adjust your language learning preferences, content transformation intensity, and privacy settings at any time. Specifically, you can choose which websites or content you allow Lingoku.AI to enhance with language learning features.

Opt-out of Analysis

You can choose to opt out of non-essential data analysis and AI model training.

7. Privacy Policy Updates

We may update this privacy policy from time to time to reflect changes in our practices or legal requirements. For significant changes, we will notify you via email or in-app notifications. Continued use of our services indicates your acceptance of the updated privacy policy.

8. Contact Us

If you have any questions, comments, or requests regarding our privacy policy, please contact us through:

• Email: [email protected]

We commit to responding within 30 days of receiving your request.