Privacy Policy

We collect the following types of personal data: • Email address - for account creation and communication • Display name - for personalization (optional) • Training statistics - including note accuracy, string performance, and learning progress • Consent records - timestamps and preferences for cookie and data processing consent

We collect your data for the following purposes: • Account Management: To create and manage your user account • Progress Tracking: To save and sync your training progress across devices • Service Improvement: To analyze usage patterns and improve our training algorithms • Communication: To send account-related notifications and respond to inquiries

• Account data: Stored until you delete your account • Training statistics: Stored until you delete your account or reset your stats • Consent records: Stored for 3 years as required by law • Server logs: Automatically deleted after 30 days

We may share your data with: • Authentication Provider: For secure login management • Email Service Provider (Resend): For sending transactional emails • Analytics (if consented): For understanding usage patterns We never sell your personal data to third parties.

As a user, you have the following rights: • Right to Access: View all personal data we hold about you • Right to Rectification: Correct inaccurate personal data • Right to Erasure: Delete your account and all associated data • Right to Data Portability: Download your data in a machine-readable format • Right to Withdraw Consent: Change your cookie preferences at any time • Right to Object: Object to processing of your personal data • Right to Lodge a Complaint: Contact your local supervisory authority

You can exercise your rights through: • User Dashboard: Access, download, or delete your data directly in the app • Cookie Settings: Manage your consent preferences via the footer link • Contact: Email us at privacy@guitar-trainer.app We will respond to all requests within 30 days.

We protect your data through: • HTTPS encryption for all data transmission • Secure password hashing • Row-level security for database access • Regular security audits • Limited access to production systems

We may update this Privacy Policy from time to time. We will notify you of significant changes via email or in-app notification.

For data protection inquiries, contact us at: privacy@guitar-trainer.app