Short story: goTenna is a small device that allows you to use your smartphone to send and receive messages and share your GPS location with others even when you don’t have service. Longer story: goTenna is a small, rugged device designed to make “No Service” no problem. Just pair your smartphone with a goTenna and communicate off-grid with those near you who also have goTenna, anywhere on the planet, regardless of access to cell reception, wi-fi or even satellites. goTenna allows you to send and receive texts and share GPS locations on beautiful offline maps, without ever relying on central...
goTenna works basically anywhere. Take it with you on your next ski trip, vacation on a deserted island, music festival excursion, field study in a remote area, or simply keep it on you just in case.
We do advise that you avoid Faraday cages. ;)
Pair your smartphone to your goTenna device wirelessly, using Bluetooth Low-Energy (BTLE). Your goTenna needs to be within 20ish feet of your phone, so that the two can communicate with each other. Use our free app to type out a text message or share a location. Your smartphone will send the message to your goTenna, which will then shoot it out, via long-range radio waves (151-154 MHz), to the intended goTenna(s). At the other end, the exact same thing happens, in reverse: the recipient goTenna sends your message over BTLE to the smartphone app its paired with. All of this...
Integrates with the smartphone you already have on you
Texts allow for less miscommunication (and poor timing) than real-time voice
Delivery confirmation & automatic message retry for one-to-one messaging
Chat with specific individuals or groups, or anyone within range of you
Don't worry about being on the same channel or having your conversation interrupted by others
Share your location and points of interest on detailed offline maps
End-to-end encryption for total privacy
Small and light form factor
Upgradeable to include new features via firmware & software updates
goTenna is more fun with friends! (But don't worry: you are not limited to communicating only with goTennas you buy at the same time. In fact, you can message anyone who has a goTenna within range of you.)