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Blackout Comms®

Simple, Secure Off-Grid Messaging & Location

  • Independent of Grid, Internet, Cell

  • No Phones or Apps Required

  • Uses local radio frequencies

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Choose what you want, we set it up

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Follow our DIY guides

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Up and running, built by us.

Customized for you!

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Blackout Comms is a private, off-grid mesh texting & tracking system, unlike any other civilian mesh system.

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Mesh Memory

Every comm and node in the cluster continuously retains and propagates the last known position, heading, speed, and battery level of every other device — including ones that have powered off [see demo].

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Messages are delivered and confirmed with cooperation of the entire cluster. Even devices powered off can receive a message up to 24 hours later.

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Blackout Comms Live

Optional Companion App

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Compatible device required

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Simple To Use - Like Texting

Blackout Comms documentation

Use it pretty much like a texting app, touching, swiping, and typing.

Blackout Comms on Altware Touch
Blackout Comms on Lilygo Pager
Already have T-Deck or Pager?
Lilygo pager and T-Deck Plus
Blackout Comms on T-Deck
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About

When You're Off-Grid

Perfect for camping, hiking, or any time you are off-grid with friends and family.

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DIY & Maker Friendly

Blackout Comms works on many pre-built and even full DIY projects. You can choose!

Forest

Build a Blackout Comms® GO Kit

Your Mobile Base can also store 2 or more messaging devices

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Weather-resistant, drop-anywhere, carrying case, doubles as a mobile base

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Encrypted, jam-resistant messaging and location sharing Any Time / Anywhere!

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Fully set up and tested by us, you just choose devices

Who am I?

  • I am Matt CalhounAltware Development LLC, based in Indiana

  • I work to enable private communication any time, anywhere

  • My continuing work on Blackout Comms​​​ supports this

Your purchase of devices or firmware licenses...

Helps improve the firmware

Allows me to create and host helpful content

Funds testing of the newest antennas, hardware, and techniques, which I share with you

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Blackout Comms Network Mixing now lets you auto-switch between mesh systems, enabling maximum range and connectivity.

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Blackout Comms Native

  • Highest security

  • Anti-jamming

  • No infrastructure needed

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Blackout Comms via MeshCore

  • Uses growing network of repeaters

  • Double-encrypted

  • More susceptible to jamming

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