Firechat uses wireless mesh technology to connect people, even when there's no Wi-Fi or cell service to be found.

FireChat is a new messaging app that takes advantage of iOS 7's Multipeer Connectivity Framework, enabling people to chat and share photos without any kind of Internet or Bluetooth connection.

Created by crowdsourced connectivity provider Open Garden, FireChat works by using wireless mesh networking, a system that relies on a small number of wired access points or wireless hotspots to connect people. The network connection extends into hundreds of wireless “meshnodes” that “talk” to each other to share the network connection across a large area. Each FireChat-enabled devices acts as a link in a larger ecosystem, creating a network that can grow exponentially.

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