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Add offline mapping to your Blackout Comms T-Deck or Pager. Download map tiles once via WiFi or computer, then view your entire private cluster offline with no phone required.

Discover how Blackout Comms firmware and the Blackout Comms Live app work together to deliver powerful cluster-wide visibility. Live maps with last-known positions, mesh graphs, and real-time traffic monitoring — even for powered-off devices.

Why voice and mesh solve different problems, and why both are critical for emergency preparedness.

A detailed comparison of Meshtastic, Meshcore, and Blackout Comms for off-grid use.

Lilygo's Solar Kit is inexpensive and easy to build with a T3S3. I've been testing it for several months now with Blackout Comms, and it's performed flawlessly. Paired with a good omni antenna, I'm getting a typical range of 6-7 miles with fairly decent line of sight. See how I built my Lilygo Solar Kit mesh node.

Learn how Blackout Comms is designed to help you coordinate and communicate during difficult times, even a full grid outage or comms blackout!

Blackout Comms Live is the new companion app for Android, allowing you to interact with any compatible off-grid Blackout Comms device.

Now view "Shadow" mesh devices in your Blackout Comms Off-Grid private comms cluster

Blackout Comms now supports temperature and remote battery readings for Heltec v4

Blackout Comms v3.3.6 was just published, and adds several features in compatible devices. Nearby device battery levels Temperature (live and remote) Remote motion status on Neighbors Screen For temperature data, a realtime clock (DS3231) is currently required. These are included in all custom builds. Download Blackout Comms v3.3.6 Mesh Firmware for T-Deck Mesh firmware for Heltec v4 Mesh firmware for Lilygo Pager All Others Build compatible devices https://chatters.io/diy

Blackout Comms stealth modes enable you to become less visible or invisible to RF detection in seconds, while still being able to send/receive off-grid encrypted messages when you need to.

Blackout Comms can now leverage the growing worldwide network of MeshCore repeaters, drastically increasing its range!

Join the Blackout Comms discussion on Discord

Blackout Comms off-grid secure texting and tracking firmware for T-Deck and Heltec v4 now supports English, Spanish, German, French, and Polish, with more coming soon.

Download Blackout Comms Mesh Firmware for Heltec v4

Now available for download ! Heltec offers these new touchscreen devices, fully assembled. Simply install the Blackout Comms firmware , and you're ready to start your own private cluster or add this to your existing one ! Fully compatible with Lilygo T-Deck , Lilygo Pager , Altware Off-Grid Pager , and all our DIY Off-Grid Mesh Devices .

Blackout Comms off-grid mesh firmware will soon be available for download on Heltec v4 Expansion Kit with Touchscreen

A beta version of Blackout Comms for the new Lilygo T-Beam 1W has just been published. Distance testing will be happening soon, but in the meantime, you can download Blackout Comms for Lilygo T-Beam 1W firmware now!

Blackout Comms has added support for 433, in addition to 915 and 868 for most supported LoRa mesh devices.

Blackout Comms firmware update for Lilygo Pager includes UI updates, plus instant startups!