# Privacy Policy

**Last Updated: January 29, 2026**

## Introduction

Air Canvas ("we," "our," or "the App") is committed to protecting your privacy. This Privacy Policy explains how we handle information when you use our hand gesture-based drawing application.

## TL;DR - Quick Summary

✅ **We DO:**
- Process camera feed locally for hand gesture detection
- Store your drawings locally on your device only
- Use device storage for app functionality

❌ **We DO NOT:**
- Record or save camera video/images
- Collect personal information
- Transmit data to external servers
- Track your usage or behavior
- Share data with third parties
- Use analytics or advertising

## Information We Collect

### We Collect ZERO Personal Information

Air Canvas operates entirely on your device and does not collect, store, or transmit any personal information.

### Local Data Storage

**Drawing Data:**
- Your artwork is saved locally on your device using device storage (SharedPreferences)
- Drawings include: image data, creation date, and thumbnail
- Maximum 50 drawings stored automatically
- You have full control to delete drawings at any time

**App Preferences:**
- Gesture guide visibility preference (show/hide)
- Stored locally on your device only

## Camera Usage

### How We Use Your Camera

**Real-Time Processing Only:**
- Camera is used exclusively for hand gesture detection
- Video feed is processed in real-time by MediaPipe (Google's hand tracking library)
- Processing happens entirely on your device
- **No recording, saving, or transmission of camera data**

**What We See:**
- Hand landmark positions (coordinate points)
- Gesture classifications (index finger, pinch, etc.)
- **We do NOT see or store actual images or video**

**Camera Permission:**
- Required for the App to function
- You can revoke permission anytime in device settings
- App will not function without camera access
- Permission prompt explains usage clearly

## Data Storage and Security

### Local Storage Only

- All data remains on your device
- No cloud storage or external servers
- No data synchronization across devices
- No backups to external services

### Data Security

- Your drawings are as secure as your device
- We recommend using device lock/encryption
- Uninstalling the App removes all stored data
- No data breach risk (no external transmission)

## Third-Party Services

### Flutter Framework

- Used for app development
- Does not collect user data
- Open-source framework by Google

## Children's Privacy

- Air Canvas is suitable for users 13 years and older
- We do not knowingly collect data from children
- No personal information is collected from any users
- Parents can supervise app usage

## Your Rights and Control

### You Have Full Control:

✅ **Access:** View all your drawings in the app gallery
✅ **Delete:** Long-press any drawing to delete it
✅ **Export:** Save drawings to device gallery (via screenshot)
✅ **Revoke:** Remove camera permission anytime
✅ **Uninstall:** Complete data removal by uninstalling

### Data Retention

- Drawings stored until you delete them or uninstall
- Maximum 50 drawings (oldest auto-deleted)
- No data retained after app uninstallation

## Permissions Explained

### Required Permissions:

**Camera Permission:**
- **Purpose:** Hand gesture detection
- **Usage:** Real-time processing only
- **Storage:** No recording or saving
- **Required:** Yes (core functionality)

**Storage Permission:**
- **Purpose:** Save drawings locally
- **Usage:** Store artwork on device
- **Access:** App data only
- **Required:** Yes (save functionality)

## Data Sharing and Disclosure

### We Do NOT Share Data

- No data is transmitted from your device
- No third-party data sharing
- No advertising partners
- No data brokers
- No government requests (no data to provide)

### Legal Compliance

- We comply with applicable privacy laws (GDPR, CCPA, etc.)
- No data collection means minimal compliance requirements
- We cannot provide data we don't have

## International Users

- App works worldwide
- All processing happens locally on your device
- No cross-border data transfers
- No regional data storage concerns

## Changes to Privacy Policy

- We may update this policy to reflect app changes
- Material changes will be communicated through app updates
- Continued use after changes constitutes acceptance
- Check this policy periodically for updates

## Data Breach Notification

- No external data storage means no breach risk
- Your device security is your responsibility
- We cannot be breached (no servers or databases)

## Your Consent

By using Air Canvas, you consent to:
- Camera usage for gesture detection (local processing only)
- Local storage of your drawings on your device
- This Privacy Policy

## Contact Information

For privacy questions or concerns:
- Review this policy carefully
- Contact through app store listing
- Submit feedback through official channels

## Transparency Commitment

We believe in complete transparency:
- This policy accurately reflects our practices
- We have no hidden data collection
- Open to questions and clarifications
- Committed to user privacy

## Technical Details

### Data Flow:
1. Camera captures video → 2. MediaPipe processes locally → 3. Gestures detected → 4. Drawing created → 5. Saved to device storage

### No External Communication:
- No internet connection required
- No API calls to external servers
- No telemetry or diagnostics sent
- Completely offline functionality

## Compliance

Air Canvas complies with:
- **GDPR** (EU): No personal data collected
- **CCPA** (California): No personal information sold
- **COPPA** (Children): No data from children
- **PIPEDA** (Canada): Privacy by design
- **App Store Guidelines**: Privacy requirements met

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## Summary

**Air Canvas is designed with privacy as a core principle:**
- 🔒 All processing happens on your device
- 📷 Camera used for gestures only (not recorded)
- 💾 Drawings stored locally only
- 🚫 Zero data collection or transmission
- ✨ Complete privacy and control

**Questions?** This policy is designed to be clear and comprehensive. If you have concerns, please reach out through official channels.

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**Last Updated: January 29, 2026**

**By using Air Canvas, you acknowledge that you have read and understood this Privacy Policy.**