New version Opensignal 3.64 The OpenSignal - 3G / 4G / WiFi is a very simple tool that behind all their setup screens hides a simple goal: to improve the signal from your Android terminal. How do you get it? Very easy. The OpenSignal - 3G / 4G / WiFi will show you a close signs chart. You can see all the antennas of mobile phones and WiFi routers on the map. In addition, you have