FireChat allows sending messages without the mobile network
The new application for iOS FireChat allows users to exchange messages without depending the services of mobile network under any kind. For this purpose, the service uses Wi-Fi and Bluetooth, it automatically shows what other users are near you . The interesting thing is that every member becomes a FireChat Hotspot and forward messages on to other users. The network itself theoretically could allow even the exchange of messages between great distances from one another as part users can do without a mobile connection.
According to the creators of the service it uses some of the lesser known features of iOS 7 as Multipeer Connectivity Framework, allowing direct Wi-Fi or Bluetooth connection between the devices and without access to the Internet. The service could be extremely useful to major sporting events, plane and other similar places where access is difficult for a variety of reasons.