Play store ========== Title ----- NetGuard Short description ----------------- NetGuard, the first free and open source no-root firewall for Android Long description ---------------- NetGuard provides a simple way to block access to the internet - no root required. Applications can individually be allowed or denied access to your WiFi and/or mobile connection. Blocking access to the internet can help: - reduce your data usage - save your battery - increase your privacy Features: - No root required - Simple to use - Free of charge - Open source - No extra battery usage - No bandwidth reduction - No calling home - No tracking or analytics - No ads - No internet permission required - IPv4/IPv6 TCP/UDP supported - Optionally allow when screen on - Optionally block when roaming - Optionally block system applications - Material design Most of these features are the result of sending selected traffic to a VPN sinkhole, instead of filtering all internet traffic. This means that advanced features, like address-based filtering (needed for hosts blocking), traffic logging, and on-demand configuration, are not possible. For up to date info on device compatibility, questions and answers please read more here: http://forum.xda-developers.com/showthread.php?t=3233012