Privacy Policy
Last updated: June 30, 2025
1. Information We Collect
Personal Information
- Email addresses: When you subscribe to premium memberships
- Payment information: Processed securely through Stripe (we don't store payment details)
- IP addresses: For analytics and preventing abuse
Usage Data
- Word lookups: Words you search and their results
- Browser information: User agent, referrer, and device type
- Cookies: Session management and preferences
2. How We Use Your Information
- Provide CEFR word level lookup services
- Process premium membership subscriptions
- Send service-related communications
- Improve our services and user experience
- Prevent fraud and abuse
- Comply with legal obligations
3. Information Sharing
We do not sell, trade, or rent your personal information. We may share information with:
- Service providers: Stripe for payment processing, SendGrid for emails
- Legal compliance: When required by law or to protect our rights
- Business transfers: In case of merger, acquisition, or sale
4. Data Security
- SSL encryption for all data transmission
- Secure password hashing using industry standards
- Regular security updates and monitoring
- Limited access to personal data on need-to-know basis
5. Your Rights
- Access: Request information about data we hold
- Correction: Update or correct your personal information
- Deletion: Request deletion of your personal data
- Portability: Receive your data in a machine-readable format
- Opt-out: Unsubscribe from marketing communications
6. Cookies and Tracking
We use cookies for:
- Session management and authentication
- User preferences and settings
- Analytics and performance monitoring
You can control cookies through your browser settings.
7. Third-Party Services
Our website integrates with:
- Stripe: Payment processing (subject to Stripe's privacy policy)
- SendGrid: Email delivery (subject to SendGrid's privacy policy)
- Cambridge Dictionary: Word definitions and CEFR levels
- Oxford Learner's Dictionary: Word definitions and CEFR levels
8. Children's Privacy
Our service is not intended for children under 13. We do not knowingly collect personal information from children under 13. If you believe we have collected such information, please contact us immediately.
9. International Transfers
Your information may be transferred to and processed in countries other than your own. We ensure appropriate safeguards are in place to protect your data.
10. Changes to This Policy
We may update this privacy policy from time to time. We will notify you of any changes by posting the new policy on this page and updating the "Last updated" date.
11. Contact Us
If you have any questions about this privacy policy, please contact us at:
Email: cefrlookup@gmail.com
Subject: Privacy Policy Inquiry