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1. Who We Are
Privacy Prime is developed and published as an independent Android application on the Google Play Store.
For questions or concerns about this policy, visit privacyprime.tech
or contact: support@privacyprime.tech
2. Data We Collect - None Sent Off-Device
Privacy Prime operates entirely on your device. We do not run servers, we do not collect telemetry, and we do not have access to any information about you or your device.
The following data is generated and stored locally on your device only:
- Activity logs - records of which apps accessed your microphone, camera, or location, and when. Stored in an AES-256 encrypted database on your device.
- App settings - your preferences (blocking state, scheduled rules, biometric lock settings). Stored in encrypted SharedPreferences on your device.
- Privacy profiles - named configurations for mic/camera blocking state (Pro tier). Stored locally.
- Battery usage snapshots - per-app battery drain estimates. Stored locally.
- Clipboard access events - records of when the clipboard is accessed while the clipboard monitor is active. Stored locally; clipboard contents are never read, stored, or transmitted.
- Security scan results - results of scanning installed apps. Generated on-demand, stored locally, never transmitted.
None of this data ever leaves your device.
3. Permissions Used and Why
- PACKAGE_USAGE_STATS - Detects which apps access your microphone, camera, and location. Required for the activity monitor. Granted manually by the user in system settings.
- RECORD_AUDIO - Holds an exclusive audio session to prevent spy apps from silently recording. The app never records or stores audio.
- CAMERA - Holds an exclusive Camera2 session to prevent spy apps from silently accessing the camera. The app never captures or stores photos or video.
- FOREGROUND_SERVICE / FOREGROUND_SERVICE_MICROPHONE / FOREGROUND_SERVICE_CAMERA - Keeps the mic and camera blocking services running reliably in the background.
- RECEIVE_BOOT_COMPLETED - Restarts blocking services after device reboot to maintain your privacy protection.
- POST_NOTIFICATIONS - Sends alerts when blocked apps attempt to access your mic, camera, or location (Android 13+).
- QUERY_ALL_PACKAGES - Lists installed apps for the security scanner, app blocking rules, and battery monitor. No data is transmitted.
- REQUEST_IGNORE_BATTERY_OPTIMIZATIONS - Keeps background monitoring services running reliably.
- REQUEST_DELETE_PACKAGES - Launches the system uninstall dialog for apps flagged by the security scanner. The user must confirm; the app cannot uninstall anything silently.
- SCHEDULE_EXACT_ALARM / USE_EXACT_ALARM - Fires scheduled blocking rules at precise times.
- USE_BIOMETRIC - Locks the app and blocking controls behind your fingerprint or face - credential data never leaves the device's secure enclave.
- READ_CLIPBOARD / ClipboardManager - Detects clipboard access events while the clipboard monitor service is running. The app never reads, stores, or transmits the actual contents of your clipboard - only the fact that a change occurred is logged locally.
- INTERNET / ACCESS_NETWORK_STATE - Used only to fetch app descriptions from the Play Store for display in the event detail sheet, and to process in-app purchases via Google Play Billing. No personal data is transmitted.
- com.android.vending.BILLING - Processes one-time in-app purchases (Standard / Pro) via Google Play.
4. In-App Purchases & License Tiers
🛡
Standard
$4.99 one-time
- Lite (Free) - a permanent free tier included at no cost. All monitoring and reporting features are available in view-only mode. No purchase required, no trial period, no expiry.
- Standard ($4.99 one-time) - unlocks soft mic muting, camera blocking via Device Admin/Device Owner, scheduled blocking, and privacy profiles.
- Pro ($9.99 one-time) - unlocks all Standard features plus hardware-level mic/camera blocking via root access (requires rooted device) and system app blocking.
Purchase processing is handled entirely by Google Play Billing. We do not receive or store your payment information.
Google's privacy policy applies to the billing transaction:
https://policies.google.com/privacy
5. Third-Party Libraries
The app uses the following third-party libraries. None of them are configured to transmit data in this app:
- Google Play Billing - in-app purchase processing
- LibSU - root shell access (Pro tier only, for hardware-level blocking)
- Google Tink - AES-256 encryption for local data storage
- Jetpack Security (EncryptedSharedPreferences) - encrypted local preferences
- Room + SQLCipher - encrypted local database
- Hilt / Dagger - dependency injection (no network activity)
- WorkManager - background task scheduling (no network activity)
- MPAndroidChart - local chart rendering
- AndroidX DataStore - encrypted local key-value storage for app settings
6. Optional Magisk Module (Pro Tier)
Privacy Prime Pro users may optionally install a companion Magisk module that re-applies hardware-level mic/camera blocking at device boot, before the Android framework starts. This module:
- Reads a blocking-state configuration file written by the app to the device's local storage (never transmitted off-device)
- Executes
setprop commands and kills audio/camera server processes to re-enforce blocking
- Does not collect, transmit, or log any data
- Is distributed as a standalone
.zip file installed via Magisk Manager - entirely separate from Google Play
7. Children's Privacy
Privacy Prime is not directed at children under 13 and does not knowingly collect any information from children.
8. Data Security
All data stored locally by Privacy Prime is protected by multiple layers of encryption:
🔒
SQLCipher · AES-256
Activity logs, battery snapshots, and app rules stored in a fully encrypted SQLite database.
🗝
Android Keystore
Encryption keys stored in hardware-backed secure enclave. Never exportable, never leaves the device.
🛡
EncryptedSharedPreferences
All settings and blocking state encrypted via Jetpack Security (AES-256-GCM).
🧬
Biometric Lock
App access protected by BIOMETRIC_STRONG - fingerprint or face ID backed by the secure enclave.
9. Data Retention and Deletion
All data is stored only on your device. You can delete all app data at any time by going to
Settings → Apps → Privacy Prime → Clear Data on your device. Uninstalling the app removes all locally stored data.
The app provides a configurable log retention setting (default: 30 days) to automatically purge old activity records.
10. Changes to This Policy
If we make material changes to this privacy policy, we will update the "Last updated" date above and publish the updated policy at
privacyprime.tech/privacy-policy.html.
Continued use of the app after changes constitutes acceptance of the updated policy.
11. Contact
For any privacy-related questions or requests, visit
privacyprime.tech
or contact us at: support@privacyprime.tech