Get Free Fucking WiFi - Find the best fucking WiFi just around the corner.
eero - Blanket your home in fast, reliable WiFi
Instabridge - Crowdsourced free wifi (now on Android)
MIWIFI by Xiaomi - Wifi router beta with a twist: you build it yourself
WifiMapper - Find free WiFi anywhere in the world
Plume - App for writing documents, scripts, books and more.