goTenna: goTenna is a small, rugged device that connects wirelessly with your iPhone or Android smartphone, enables you to text and share your location with any other goTenna-enabled smartphone even if you don't have network for miles. goTenna uses 151-154 MHz frequencies that makes it extremely long-range, but with an extremely low bandwidth network that allows you to send text messages and GPS coordinates only. goTenna works anywhere on the planet, requires no towers, routers or satellites and allows you to communicate with one another. It cost $150 for two devices, its no use buying one as you need two if want to form a your own network.
SPOT Connect: SPOT Connect turns your smartphone into a satellite communicator; it connects your smartphone to a global satellite network and allows you to send messages and GPS coordinates from virtually anywhere on the planet. Apart from these, you can update Twitter, Facebook, send email and an SOS message requesting assistance. The device costs $169 plus $99 yearly for the subscription to the service.
DeLorme inReach: The DeLorme inReach two-way satellite communicator allows you to send interactive SOS, follow me/find me tracking and location, and two-way text messaging from your smartphone from anywhere in the world. The device costs you about $300 and $10 per month to stay linked up.
Cerberus: Cerberus from Briartek features Cerberlink, CerberTouch and CerberCenter. You can use Cerberlink by itself or install the CerberTouch app and use it along with your smartphone. The Cerbertouch app on your smartphone connects the Cerberlink via Bluetooth and provides you two-way satellite communication. You can send and receive text messages via satellite. You can tap the SOS button on your smartphone touchscreen to get in touch with CerberCenter. The device uses Iridium network of low orbiting satellites, that allows satellite messaging from anywhere in the world. Cerberus starts at US$499, and a year of service comes at $32.95 per month that gives you 60 messages per month.
Iridium GO: Iridium GO gives you satellite-based Internet access anywhere on the planet; you can connect up to 5 devices within a 100-foot radius. It comes with built-in SOS and GPS capabilities.
SatSleeve: The Thuraya SatSleeve turns your Android smartphone into a satellite phone; provides access to phone calls, emails, instant messages and popular social media apps in satellite mode across 161 countries within Thuraya's coverage network.
Yaliny Point: The Yaliny Point works in conjunction with a smartphone and provides satellite-based phone calls and data coverage anywhere in the world for $10 a month. The device costs about US$150, turns your smartphone into a satellite phone, and uses 135 low earth orbit satellites to provide worldwide coverage.
Text Anywhere: Text Anywhere is a portable two-way device that provides satellite-powered hotspot for your smartphone. It connects to your smartphone via Wi-Fi, works via a Web app, works on the Iridium satellite network, allows you to send 160-character text messages or text-only emails. It doesn't require an annual or multi-month package subscription contract, instead you can opt for monthly package for US$29.99, that includes 100 messages. The device costs $399.
SATcase: SATcase is a rugged case that transforms your Android smartphone (presently Samsung Galaxy S4 Smartphone) into a satellite phone. All you need to do is to install the SATcase app apart from satellite airtime contract to use it anywhere. It also contains a 406 beacon.
Globalstar Sat-Fi: The Sat-Fi satellite hotspot allows you send and receive calls, email and SMS text messages when you are off the grid. It uses most modern satellite network, designed to use on land or at sea, and connects upto 8 devices. The device costs $999 and airtime plans starts at $39.99/month.
isavi IsatHub: The Wideye isavi IsatHub portable connects your iPhone, iPad or Android device directly to the Inmarsat system of global communication satellites and allows you send and receive sms and emails, surf the web, call any mobile phone or landline anywhere.
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