LingoForge Privacy Policy

Last updated: June 1, 2026

1. Information We Collect

LingoForge collects information you provide directly to us, including:

• Account information (name, email, password)
• Exam preferences and study goals
• Payment information (processed securely via Stripe)
• Audio recordings for speaking practice
• Written responses for writing practice
• Usage data and performance metrics

2. How We Use Your Information

We use your information to:

• Provide and improve our exam preparation services
• Process payments and manage subscriptions
• Generate AI-powered feedback and grading
• Send important account and service notifications
• Analyze usage patterns to enhance user experience
• Comply with legal obligations

3. AI Processing and Grading

Your speaking recordings and writing responses are processed by AI services to provide grading and feedback. We:

• Transcribe audio using OpenAI Whisper API
• Generate feedback using multiple AI providers (OpenAI, DeepSeek, Claude, etc.)
• Store your responses for grading and historical analysis
• Never sell your personal practice data to third parties

4. Data Security

We implement industry-standard security measures:

• Encryption in transit and at rest
• Secure payment processing via Stripe
• Regular security audits and updates
• Access controls and authentication systems
• Secure cloud storage with AWS S3-compatible services

5. Data Retention

We retain your data for the following periods:

• Account data: Until you request deletion
• Practice attempts and responses: Until account deletion
• Payment records: As required by law (typically 7 years)
• Activity logs: 90 days for security and debugging

6. Your Rights

You have the right to:

• Access your personal data
• Correct inaccurate data
• Delete your account and associated data
• Opt out of marketing communications
• Export your data
• Object to processing of your data

7. Third-Party Services

We use the following third-party services:

• Stripe: Payment processing
• OpenAI: AI transcription and grading
• AWS S3: Cloud file storage
• Supabase: Database hosting
• Vercel: Application hosting
• Inngest: Background job processing
• Resend: Email delivery

8. Children's Privacy

LingoForge is not intended for children under 13. We do not knowingly collect personal information from children under 13. If we become aware of such collection, we will take immediate steps to delete it.

9. International Data Transfers

Your data may be transferred to and processed in countries other than your country of residence. We ensure appropriate safeguards are in place to protect your data in accordance with this Privacy Policy.

10. Changes to This Policy

We may update this privacy policy from time to time. We will notify you of any material changes by posting the new policy on this page and updating the "Last updated" date.

11. Contact Us

If you have questions about this Privacy Policy, please contact us:

• Email: support@lingoforge.net