Privacy Policy

1. Information We Collect

1.1 Information We Do NOT Collect

LongPic Lab is designed with privacy in mind. We do NOT collect:

• Personal Information: No names, email addresses, phone numbers, or contact details
• Account Data: No user accounts, profiles, or login credentials
• Images or Content: Your photos and created content remain completely private on your device
• Location Data: No GPS location or geographic information
• Device Information: No device identifiers, hardware details, or system information

1.2 Local Data Storage

The app stores the following information locally on your device only:

• App settings and user preferences
• Language selection
• Recently used editing parameters
• App usage statistics for performance optimization

Important: This local data never leaves your device and is not transmitted to any servers.

2. How We Use Information

2.1 Local Processing

All image processing and editing functions are performed locally on your device:

• Image stitching and collage creation
• Text overlay and font rendering
• Grid cutting and layout adjustments
• Background and spacing modifications

2.2 App Functionality

Local data is used solely to:

• Maintain your preferred settings between app sessions
• Remember your language choice
• Provide a personalized user experience
• Improve app performance and stability

3. Data Security

3.1 Privacy by Design

• No Cloud Storage: Your images never leave your device
• No Network Transmission: Content processing is completely offline
• Local Encryption: App settings are stored securely on your device
• No Tracking: We don't track your behavior or usage patterns

3.2 Third-Party Security

While we don't collect data, third-party services may have their own data practices:

• Google AdMob: May collect advertising-related data (see section 4)
• App Stores: Google Play/Apple App Store have their own privacy policies

4. Third-Party Services

4.1 Google AdMob

Our app displays advertisements through Google AdMob. Please note:

• AdMob may collect device information for ad personalization
• You can opt-out of personalized ads in your device settings
• AdMob's data collection is governed by Google's Privacy Policy
• Ad revenue helps us keep the app free and continuously improved

4.2 App Store Analytics

• Google Play Console and Apple App Store Connect may collect app usage statistics
• This data helps us understand app performance and crash reports
• We use this information solely for app improvement purposes

5. Children's Privacy

LongPic Lab is designed to be safe for users of all ages:

• We do not knowingly collect personal information from children under 13
• No registration or account creation is required
• The app can be used safely without parental supervision regarding data privacy
• All content creation and editing happens locally on the device

6. Your Rights and Control

6.1 Data Control

You have complete control over your data:

• Settings Reset: Clear all app preferences by reinstalling the app
• Ad Preferences: Manage personalized ads through device settings
• App Permissions: Control camera and photo library access in device settings
• Uninstallation: Removes all locally stored app data

6.2 No Data Portability Issues

Since we don't collect or store your personal data or content:

• No data export is necessary - everything stays on your device
• No account deletion process required
• Your content remains yours and under your control

7. International Users

LongPic Lab is available worldwide:

• No data crosses international borders since everything is processed locally
• The app complies with GDPR, CCPA, and other privacy regulations by design
• Users in all countries enjoy the same high level of privacy protection

8. Changes to Privacy Policy

We may update this privacy policy to:

• Reflect changes in app functionality
• Address new privacy regulations
• Improve clarity and transparency

9. Technical Details

9.1 Permissions Required

The app requests the following permissions for functionality:

• Camera: To take photos for editing (optional)
• Photo Library: To select existing images for processing
• Storage: To save created images to your device

These permissions are used solely for core app functionality and no data is transmitted elsewhere.

9.2 Offline Functionality

• The app works completely offline after installation
• No internet connection required for image processing
• Network access only used for ad loading when available