# Privacy Policy for DiffViewer
**Daejeong Kim** operates the **DiffViewer** mobile application (the "App"). We are committed to protecting your privacy.
### 1. Information Collection and Use
DiffViewer **does NOT collect, store, transmit, or share** any personal information or device data.
- **No Accounts**: You do not need to register or log in to use the App. We do not collect names, emails, phone numbers, or credentials.
- **No Analytics & Tracking**: We do not use third-party analytics (such as Google Analytics or Firebase) or behavioral trackers.
- **No Advertising**: We do not include third-party advertising SDKs.
### 2. Local Data Processing
All source code, patch files, comments, and configuration settings processed by DiffViewer remain
**strictly on your local device**. None of your code or comparison data is transmitted to our servers or any third-party servers.
### 3. App Permissions
Any device permissions requested (such as storage access for opening files or saving diff images) are used exclusively to provide the App's core functionality locally on your device.