Starry - A touchscreen Wi-Fi router and radical Internet service
TextNow - TextNow is a mobile virtual network operator (MVNO) that provides a free phone service to users by using other cellular networks coverage.
WiFi Map - A crowdsourced list of routers and passwords
Dingtone - Dingtone is a free call and texting application for making unlimited calls and text messages to any number at the moment registered in any part of the world by any cellular company.
eero - Blanket your home in fast, reliable WiFi
TextMe - TextMe is a free calls and messaging application at both local and international levels.