De1984 vs Quad9 Connect
Side-by-side comparison of two open source alternatives
De1984
De1984 is a powerful Firewall and Package Manager for Android devices with multiple backend support for maximum flexibility and performance. The name **De1984** is inspired by George Orwell’s novel Nineteen Eighty-Four, reflecting the app’s philosophy of resisting surveillance and reclaiming digital privacy. It symbolizes a reversal of the dystopian control described in the book, empowering users to take back control over their devices and data. FIREWALL FEATURES - Multiple firewall capabilities: iptables (root/Shizuku), ConnectivityManager (Android 13+), and VPN fallback - Automatic firewall method selection based on device capabilities - Comprehensive iptables method for rooted devices provides kernel-level blocking with superior performance - ConnectivityManager for Android 13+ devices without root - VPN backend as fallback for maximum compatibility (no root required) - Block apps from accessing WiFi, Mobile Data, or Roaming independently - Global firewall policies: "Block All by Default" (allowlist) or "Allow All by Default" (blocklist) - Screen-off blocking to save battery and data - Real-time network state monitoring and automatic rule application PACKAGE MANAGEMENT (with Shizuku or root) - Enable/disable system apps - Force stop running apps - Uninstall system and user apps - Works with Shizuku (no root required) or traditional root access - Filter packages by system/user apps, enabled/disabled state - Search functionality for quick package lookup PRIVACY FIRST - Zero tracking or analytics - No telemetry - Local-only data storage - No proprietary libraries - No Google Play Services - 100% open source (MIT License) - Buildable from source REQUIREMENTS - Android 8.0 (API 26) or higher - For iptables firewall: Root access OR Shizuku in root mode - For ConnectivityManager firewall: Shizuku + Android 13+ - For VPN firewall: VPN permission (no root required, works on all Android versions) - For package management: Shizuku or root access PERMISSIONS - ACCESS_NETWORK_STATE: Monitor network connectivity for automatic rule application - BIND_VPN_SERVICE: Create local VPN for VPN-based firewall backend - QUERY_ALL_PACKAGES: View all installed apps - POST_NOTIFICATIONS: Show notifications for new app installations (optional) - RECEIVE_BOOT_COMPLETED: Auto-start firewall on device boot - Shizuku or root access: For iptables firewall and package management (optional) OPEN SOURCE Source code: https://github.com/dorumrr/de1984 License: MIT Issues: https://github.com/dorumrr/de1984/issues Late nights for brighter days. Created by Doru Moraru
Quad9 Connect
Quad9 Connect is an Android and ChromeOS app that sends your DNS queries to Quad9's secure, private, open recursive DNS service. Quad9 Connect adds additional functionality and features compared to using Android's Private DNS feature to utilize encrypted DNS or configured Quad9 in Chrome on ChromeOS. The application creates a split VPN tunnel with Android API "VpnService" to configure an alternate DNS server on Android and ChromeOS. ## Features - DNS over TLS or DNS over UDP - DNS Query Log - Trusted Networks - Blocked Query Notifications - Local Domains - Excluded Applications
| Feature | De1984 | Quad9 Connect |
|---|---|---|
| License | MIT | AGPL-3.0-or-later |
| Install sources | F-DroidGitHubIzzyOnDroid | F-DroidGitHub |
| Categories | Password ManagerProductivityFirewallDev ToolsBrowser | Password ManagerProductivityFirewallMessagingBrowser |
| Features | Ad-FreeOpen SourceNo Tracking | Ad-FreeOpen SourceNo Tracking |
| Platforms | Android | Android |
| Website | ||
| Source code |