goTenna turns your iPhone or Android into an off-grid communications tool, enabling you to text & share GPS locations on detailed offline maps. goTenna is lightweight, weather-proof, and easy to use. goTenna is sold in pairs — 2, 4, 6 or more! — so you can stay connected to at least one friend (and anyone else using goTenna).

Each pair comes with 2 micro-USB charging cables. goTenna apps and offline maps are free to download. goTenna comes with a 1-year limited warranty.


goTenna orders now qualify for FREE SHIPPING! Most orders placed by 10:30 AM EST will ship the same business day. All other orders will ship the next business day.

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All goTenna orders qualify for FREE SHIPPING!

goTenna accepts all major credit cards and Bitcoin.
goTenna partners with Affirm to offer instant-approval payment plans.

Free ground shipping anywhere in the United States!

A 1-year limited warranty covers any unlikely defects!

Select Affirm at checkout and pay over time — but get goTenna now!


iPhone & Android app

  • + Send & receive messages for free
  • + Share locations on detailed offline maps (also for free!)
  • + Instantaneous transmission within range
  • + 1-to-1 & group messaging
  • + Delivery confirmation & message retry (1-to-1 chats only)
  • + “Shout” broadcasts to anyone within range
  • + End-to-end encryption (384-bit elliptic curve)
  • + Compatible and interoperable with iOS & Android devices
  • + Upgradeable via firmware & software updates


  • + Antenna
  • + 2-watt radio
  • + Flash memory good for 100’s of messages
  • + 24+ hour battery life on standby
  • + Rechargeable lithium-polymer battery
  • + Micro-USB connector
  • + Bluetooth-LE data interface
  • + Status indicator lights
  • + Nylon attachment strap
  • + Water-resistant
  • + Dust-tight
  • + Size: Roughly 5.8 in x 1 in x 0.5 in or 147.3 mm x 25.4 mm x 12.7 mm. When the device extends, its length increases by 2.2 in or 55.8 mm
  • + Weight: About 1.8 oz or 52 g


Customer Reviews

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1 Year Limited Warranty

While we stand by the quality of goTenna, occasionally things don’t work as expected. We cover you if there’s anything fuctionally wrong with your goTenna for up to 1 year from the original shipping date.

Read more about the warranty »


goTenna currently ships to all addresses in the United States and its territories. If you would like to inquire about shipping to another country, please contact us.

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