<p>FireWall Blocks is a simple, open-source Android firewall that blocks app internet access using either Shizuku or a local VPN, with no root requirement.</p><p>Features:</p><ul><li>Dual Mode: Choose between the efficient Shizuku mode (recommended) or the no-setup-required VPN mode. You can even use them at the same time!</li><li>Network Monitoring Screen: Real-time traffic tracking via local VPN. See which apps are actively trying to access the network and block or allow connections directly from the live monitoring log.</li><li>Per-App Rules: Control Wi-Fi and Mobile Data access for each app individually.</li><li>Import/Export: Save and load your firewall rules as a simple .json file.</li><li>Sorting: Advanced filtering based on user apps, system apps, network permission, disabled status, uninstalled leftover rules, or blocked-placement priority.</li><li>Efficient: The app doesn't need to be constantly running in the background when utilizing Shizuku mode.</li><li>Elegant Reapplying: Hassle-free user experience on startup.</li><li>App search and more</li></ul><p>How to Use:</p><ol><li>Enable the Firewall: Press the "Enable" button on the main screen.</li><li>Choose Mode: Toggle between "Shizuku" (requires setup) or "VPN" (works instantly).</li><li>Block Apps: Tap the Wi-Fi or Data icons next to any app to block its access.</li><li>Network Monitoring: Access "Network monitoring" from the top-right menu to see app connection requests in real-time.</li></ol><p>Note: After rebooting your phone, for Shizuku mode, you must first start Shizuku, then re-open the app to re-apply the rules.</p>