🎵 ChordsLegend - Privacy Policy

1. Introduction

ChordsLegend ("we," "our," or "us") respects your privacy and is committed to protecting your personal data. This Privacy Policy explains how we collect, use, and safeguard your information when you use our mobile application.

2. Information We Collect

2.1 Information You Provide

• Account Information: Email address and username (when you create an account)
• User Preferences: App settings, theme preferences, and learning progress
• User Content: Chord progressions you create or save

2.2 Information Automatically Collected

• Usage Data: How you interact with the App features
• Device Information: Device type, operating system, and app version
• Performance Data: Crash reports and error logs (anonymized)

2.3 Third-Party Services Data

• YouTube Integration: Video metadata for chord analysis (no personal YouTube data is stored)
• Pi Network Integration: Pi wallet address and transaction data (when you connect your Pi wallet)

3. Pi Network Integration

3.1 Pi Wallet Connection

• We use Pi Network's official SDK for wallet integration
• Your Pi private keys are never stored on our servers
• We only access your Pi wallet address and transaction history for app functionality

3.2 Pi Transactions

• Transaction data is processed through Pi Network's secure infrastructure
• We store minimal transaction records for premium feature access
• All Pi transactions follow Pi Network's privacy standards

4. How We Use Your Information

• Provide core chord detection and learning features
• Sync your preferences across devices
• Enable Pi Network transactions for premium features
• Analyze usage patterns to improve user experience
• Debug technical issues and improve performance

5. Data Sharing and Disclosure

5.1 We Do Not Sell Your Data

We never sell, rent, or trade your personal information to third parties.

5.2 Service Providers

We may share data with trusted service providers:

• Firebase: Authentication and app analytics
• Pi Network: Payment processing and wallet integration
• Cloud Storage: Secure data backup and synchronization

6. Your Privacy Rights

• View and edit your account information in app settings
• Download your data by contacting our support team
• Delete your account and associated data at any time
• Opt out of promotional communications

7. Data Security

• All data is encrypted in transit and at rest
• Firebase provides enterprise-grade security for user authentication
• Pi Network integration uses official, secure APIs

8. Contact Us

Last updated: January 7, 2025