# Privacy Policy for ShieldGuard
## Introduction
ShieldGuard ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we handle your information when you use our iOS application.
## Our Privacy-First Approach
**We DO NOT collect, store, or transmit any of your personal data to external servers.**
ShieldGuard is designed with privacy as a core principle:
- ✅ 100% on-device processing
- ✅ No data sent to external servers
- ✅ No user accounts required
- ✅ No tracking or analytics of your calls/messages
- ✅ No third-party data sharing
## Information We Process (On Your Device Only)
### Call Blocking Data
- Phone numbers you manually add to block lists
- Block rules you create (exact numbers only)
- Stored locally on your device using App Groups
- Never leaves your device
### SMS Filtering Data
- Keyword rules you create for message filtering
- Message classification results (Primary, Transaction, Promotion, Junk)
- Stored locally on your device
- Never sent to external servers
### App Settings
- Your preferences (theme, notifications, etc.)
- Premium subscription status (managed by Apple)
- Stored locally on your device
## Data Storage
All data is stored locally on your device using:
- iOS App Groups (for sharing between main app and extensions)
- iOS UserDefaults (secure local storage)
- No cloud storage
- No remote databases
## Third-Party Services
### Apple App Store & StoreKit
- We use Apple's in-app purchase system for premium subscriptions
- Apple processes payment information according to their privacy policy
- We do not have access to your payment information
### RevenueCat (Subscription Management)
- We use RevenueCat to manage subscription entitlements
- RevenueCat only receives:
- Anonymous user ID (generated by RevenueCat)
- Subscription status
- Purchase receipts (validated through Apple)
- No personal information is shared
- RevenueCat Privacy Policy: https://www.revenuecat.com/privacy
## iOS System Permissions
### Call Directory Extension
- Provides blocked number list to iOS system
- iOS handles the actual call blocking
- We never see or log your incoming calls
### Message Filter Extension
- Analyzes message content on-device only
- Classification happens locally
- We never see or store your messages
## Children's Privacy
ShieldGuard does not knowingly collect any information from children under 13. Our app is rated 4+ and safe for all ages.
## Data Retention
- Block rules: Stored until you delete them
- Keyword rules: Stored until you delete them
- Message logs: Automatically deleted after 7-90 days (based on your settings)
- App settings: Stored until you delete the app
## Your Rights
You have complete control over your data:
- ✅ Delete all rules and settings (Reset to Defaults)
- ✅ Clear message logs anytime
- ✅ Delete the app to remove all data permanently
## Changes to Privacy Policy
We may update this Privacy Policy from time to time. We will notify you of any changes by:
- Updating the "Last Updated" date
- Displaying a notice in the app (for significant changes)
## Contact Us
If you have questions about this Privacy Policy, contact us at:
- Email: [your-email@example.com]
- App Support: Settings → Contact Support
## Legal Compliance
ShieldGuard complies with:
- iOS App Store Guidelines
- GDPR (General Data Protection Regulation)
- CCPA (California Consumer Privacy Act)
- Other applicable privacy laws
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**Summary:**
- 🔒 Your data never leaves your device
- 🔒 No servers, no tracking, no analytics
- 🔒 100% private and secure
- 🔒 You have complete control
**We don't collect your data because we don't need it. Your privacy is our priority.**