🔒 Privacy Policy

1. Introduction

Welcome to Humming Music Maker ("we," "our," or "us"). We are committed to protecting your privacy and ensuring transparency about how we collect, use, and protect your personal information. This Privacy Policy explains our practices regarding data collection and use when you use our mobile application.

2. Information We Collect

2.1 Audio Data

Data Type	Purpose	Storage	Sharing
Voice/Humming Recordings	AI music generation and melody analysis	Local device only	Not shared
Generated Music Files	Playback and export functionality	Local device only	User-controlled sharing

2.2 Device Information

• Device Model: For app optimization and compatibility
• Operating System Version: For feature compatibility
• App Version: For debugging and support
• Device Storage: For saving audio files locally
• Device Identifiers: For advertising and analytics (see Section 3)

2.3 Usage Analytics

• App launch frequency
• Feature usage statistics
• Crash reports (no personal data)
• Performance metrics
• Ad interaction data (anonymous)

3. Advertising and Data Collection

3.1 Data Collected by AdMob

Data Type	Purpose	Collection Method
Device Information	Ad targeting and fraud prevention	Automatic collection
Advertising ID	Personalized advertising	Google Play Services
Usage Patterns	Ad relevance and performance	App interaction tracking
Location Data	Location-based advertising	IP address (approximate)
Technical Data	Ad display optimization	Device specifications

3.2 AdMob Data Usage

• Ad Personalization: Showing relevant advertisements based on your interests
• Performance Measurement: Measuring ad effectiveness and user engagement
• Fraud Prevention: Detecting and preventing invalid ad clicks
• Service Improvement: Improving ad targeting and user experience

4. Third-Party Services

4.1 Google AdMob

• Purpose: Displaying advertisements and generating revenue
• Data Shared: Device identifiers, usage patterns, advertising ID
• Privacy Policy: https://policies.google.com/privacy
• AdMob Policies: https://support.google.com/admob/answer/6128543

4.2 TensorFlow Lite

We use Google's TensorFlow Lite for on-device AI processing. This library processes your audio locally and does not transmit data to Google or any external servers.

4.3 Google Play Services

• Purpose: App functionality, analytics, and advertising services
• Data Shared: App performance data, crash reports, advertising data
• Privacy Policy: https://policies.google.com/privacy

5. How We Use Your Information

5.1 Primary Functions

• AI Processing: Your humming is processed locally using TensorFlow Lite to generate music
• Music Creation: Converting your voice input into instrumental compositions
• Audio Playback: Playing generated music files
• File Management: Saving and organizing your created music
• Ad Display: Showing relevant advertisements to support the free app

5.2 App Improvement

• Analyzing usage patterns to improve features
• Identifying and fixing bugs
• Optimizing app performance
• Developing new features based on user needs
• Measuring ad performance and user engagement

6. Data Storage and Security

6.1 Security Measures

• Local Storage: All personal data stored securely on your device
• Encryption: Audio files encrypted using Android's built-in security
• No Cloud Storage: Your recordings are never uploaded to external servers
• Secure Permissions: Only necessary permissions requested
• Ad Data Protection: Advertising data handled according to Google's security standards

6.2 Data Retention

• Audio recordings: Stored until manually deleted by user
• Generated music: Stored until manually deleted by user
• Usage analytics: Anonymized data retained for 12 months
• Crash reports: Retained for 6 months for debugging purposes
• Advertising data: Retained according to Google AdMob policies

7. Data Sharing

7.1 Information We Share

Data Type	Shared With	Purpose	Legal Basis
Device Identifiers	Google AdMob	Ad personalization	Legitimate interest
Usage Analytics	Google Analytics	App improvement	Legitimate interest
Crash Reports	Google Play Console	Bug fixing	Legitimate interest
Audio Recordings	No one	Never shared	N/A

7.2 Information We Do NOT Share

• Your audio recordings or music creations
• Personal information for marketing by third parties
• Data with unauthorized parties
• Individual user identification data

8. Your Privacy Rights

9. Permissions Explained

Permission	Purpose	Required	Data Access
Microphone	Record your humming for music generation	Yes	Local processing only
Storage	Save generated music files to your device	Yes	Local storage only
Audio Playback	Play generated music and audio samples	Yes	Local playback only
Internet	Display advertisements and app analytics	Yes	AdMob and analytics

10. Children's Privacy (COPPA Compliance)

Our app is suitable for all ages. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us immediately.

11. International Users (GDPR Compliance)

11.1 Legal Basis for Processing

• Consent: You provide explicit consent when granting microphone permission
• Legitimate Interest: App functionality, improvement, and advertising
• Contract Performance: Providing the music generation service

11.2 Your GDPR Rights

• Right to access your personal data
• Right to rectification of inaccurate data
• Right to erasure ("right to be forgotten")
• Right to restrict processing
• Right to data portability
• Right to object to processing
• Right to withdraw consent for advertising

12. Changes to This Privacy Policy

We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date. You are advised to review this Privacy Policy periodically for any changes.

13. Data Breach Notification

In the unlikely event of a data breach affecting your personal information, we will notify you within 72 hours via app notification and provide details about the breach, its impact, and steps we're taking to address it.