Privacy Policy
Effective Date: January 4, 2026
Lucid Learner LLC ("Lucid," "we," "our," or "us") respects your privacy. This Privacy Policy explains how we collect, use, disclose, and protect your information when you use our adaptive learning platform at lucidlearner.com (the "Service").
By using the Service, you agree to the collection and use of information in accordance with this policy.
1. Information We Collect
1.1 Information You Provide
Account Information:
- Email address
- Password (encrypted)
- Account preferences and settings
Study Materials:
- Documents you upload (PDFs, images, text files)
- Subject, class, and course information you enter
- Textbook index data you upload
Learning Data:
- Questions answered and responses given
- Study session history
- Performance metrics and mastery levels
1.2 Information Collected Automatically
Usage Data:
- Features used and actions taken
- Session duration and frequency
- Error logs and performance data
Device Information:
- Browser type and version
- Device type (mobile, desktop)
- Operating system
Note: We do NOT collect:
- Precise location data
- Contacts or address book
- Data from other apps on your device
2. How We Use Your Information
We use your information to:
- Provide the Service: Process your documents, generate questions, track progress
- Personalize Learning: Adapt question difficulty based on your performance
- Improve the Service: Analyze usage patterns to enhance features
- Communicate: Send account-related emails (verification, password reset, important updates)
- Support: Respond to your questions and requests
- Security: Detect and prevent fraud or abuse
We do NOT:
- Sell your personal information
- Use your data for advertising
- Share your study materials with other users
3. AI Processing
3.1 How AI Is Used
Your uploaded documents are processed by AI to:
- Extract topics and subtopics
- Generate practice questions
- Provide explanations with source references
3.2 AI Data Handling
- Document text is sent to AI services for processing
- We use OpenAI-compatible APIs for question generation
- AI providers may process data according to their own policies
- We do not use your content to train AI models
3.3 Data Minimization
We send only the necessary text excerpts to AI services, not entire documents when possible.
4. Data Storage and Security
4.1 Where Data Is Stored
- Cloud Database: Supabase (hosted on AWS)
- Region: United States
4.2 Security Measures
We implement industry-standard security measures including:
- Encryption in transit (HTTPS/TLS)
- Encryption at rest for stored data
- Secure password hashing
- Row-level security for database access
- Regular security updates
4.3 Data Retention
- Active Accounts: Data retained while your account is active
- Deleted Accounts: Data permanently deleted within 30 days of account deletion
- Cached Data: Temporary processing data deleted after 24 hours
5. Third-Party Services
We use the following third-party services:
These services have their own privacy policies governing their use of data.
6. Data Sharing
We do NOT sell your personal information.
We may share information only in these circumstances:
- Service Providers: Third parties that help us operate the Service (listed above)
- Legal Requirements: If required by law, court order, or government request
- Safety: To protect the rights, safety, or property of Lucid Learner, our users, or the public
- Business Transfers: In connection with a merger, acquisition, or sale of assets (you would be notified)
7. Your Rights and Choices
7.1 Access and Export
You can view your learning data within the Service. Contact us to request a full export of your data.
7.2 Correction
You can update your account information and document metadata at any time.
7.3 Deletion
You can delete individual documents, study sessions, or your entire account. Account deletion removes all associated data within 30 days.
7.4 Communication Preferences
You can opt out of non-essential emails. Account-related emails (security, billing) cannot be opted out.
7.5 Do Not Track
We do not currently respond to "Do Not Track" browser signals.
8. Children's Privacy
8.1 Age Requirement
The Service is intended for users aged 13 and older.
8.2 Parental Consent
Users under 18 must have parental permission. Parents may contact us to:
- Review their child's information
- Request deletion of their child's data
- Withdraw consent for data collection
8.3 COPPA Compliance
We do not knowingly collect personal information from children under 13. If we learn we have collected such information, we will delete it promptly.
8.4 Educational Use
If the Service is used in an educational setting, the school or teacher is responsible for obtaining necessary parental consents.
9. International Users
The Service is operated in the United States. If you access the Service from outside the US, your information will be transferred to and processed in the US. By using the Service, you consent to this transfer.
10. California Privacy Rights
California residents have additional rights under the CCPA:
- Right to Know: What personal information we collect and how it's used
- Right to Delete: Request deletion of your personal information
- Right to Opt-Out: We do not sell personal information
- Non-Discrimination: We will not discriminate against you for exercising these rights
To exercise these rights, contact us at support@lucidlearner.com.
11. Florida Privacy Rights
Florida residents may have additional rights under applicable Florida law. To exercise any privacy rights, contact us at support@lucidlearner.com.
12. Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of material changes by:
- Posting the new policy on this page
- Updating the "Effective Date"
- Sending an email notification for significant changes
Your continued use after changes constitutes acceptance of the updated policy.
13. Contact Us
If you have questions about this Privacy Policy or our data practices, contact us at:
Lucid Learner LLC
Email: support@lucidlearner.com
Website: https://lucidlearner.com
Last updated: January 4, 2026