Automatically log in to Fon WiFi wherever you go!Fon is the world's largest WiFi network. Fon makes it easy to get your smartphone, tablet and any other WiFi device, connected to WiFi. As always, our WiFi sharing members connect for free! With the Fon WiFi app, you'll connect automatically to Fon hotspots at home and on the go, worldwide Buy passes to use the whole Fon network. Even if you don't own a Fonera.