It works with Bluetooth and allows you to communicate even without an Internet connection
In the chaos of theprotests in Hong Kongagainst the restrictions imposed by the Chinese government, wins FireChat, the instant and anonymous messaging app, often confused with one of the many alternatives to WhatsApp or WeChat, which allows children in the square of communicate without too many problems and without mobile coverage or internet connection.
As someone will know, the app is not new: it comes from San Francisco, born a few months ago on iOS and recently also on Google Play. This is a service that uses theMultipeer Connectivity Framework –or a system that was introduced by Apple with iOS 7 – which allows you to create different bridges of communication between devices,using Bluetooth and Wi-Fi. In practice, the Multipeer Connectivity Framework use the systemmesh network, or a mesh network with which messages can travel from one phone to another through support for Bluetooth and Wi-Fi, allowing you to create a chain formed by different devices connected to each other: wherever there are people who use FireChat, then a sort of is created local network where anyone can function as a server or client, so that messages arrive at their destination. Another special feature of this system is that it expands each time a new user accesses the service.