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Privacy Policy

Core Principle

We do not collect any user data.

Usage4Claude is a 100% local application. All data is stored only on your Mac.

Data Storage

Local Storage

  • Usage quota data: Cached locally after fetching from Claude API
  • App settings: Stored in local user preferences
  • No data uploaded to any external servers

Keychain Encryption

  • Organization ID and Session Key: Encrypted in macOS Keychain
  • Encryption: AES-256 + Hardware protection (T2/Secure Enclave)
  • Access Control: Only this app can access, other apps cannot read

Network Requests

Claude API Calls

  • Purpose: Fetch usage quota data
  • Frequency: Based on settings (1-10 min intervals)
  • Content: Only authentication info, no other data

No Tracking, No Analytics

  • No Google Analytics
  • No other analytics tools
  • No ad tracking
  • No third-party SDKs
  • Completely zero tracking

Open Source Transparency

  • Source Code: GitHub Repository
  • License: MIT License
  • Audit: Anyone can review and audit the code
  • No Obfuscation: Fully transparent, no hidden features

Data Security

  • App Sandbox Enabled - Limits system access
  • Keychain Encryption - Hardware-level protection for sensitive info
  • Minimal Permissions - Only requests necessary permissions (Network + Keychain)
  • No File Access - Does not access your files, contacts, etc.

Your Rights

  • Delete app and data anytime
  • View/delete credentials via "Keychain Access" app
  • No data residue concerns - all data stored locally only

Policy Changes

If this privacy policy changes, updates will be posted here and users will be notified in the app.

Contact Us

If you have any privacy-related questions, please contact us via:

Last Updated: December 18, 2025