Connect your Bluetooth-enabled Featherweight Altimeters products to your phone. View live sensor data, configure settings, download flight information, and track your rocket's position and velocity with a live map.
1.1.7
September 2, 2026
New Swift firmware version 8c8fc8f (8/26/2026) -Increased Bluetooth transmission power for the Swift tracker and ground station -Improved launch detection -Improved data recording -LoRa packets with CRC errors are recorded in GS log with CRC error status marked -Simulation updates the horizontal position -Watchdog timer protects against software hangs UI updates: -Time since last packet added to tracker screen -Tracker GPS status is shown over Bluetooth when it is available and a GS LoRa connection is not Known issues: -Update the firmware one unit at a time to avoid needing to power cycle -Excel formatted version of tracker recorded flight requires Excel repairs when opened
MoreFeatherweight UI is compatible with iPhone, iPad, and iPod devices. It connects to any Bluetooth-enabled Featherweight Altimeters products, including the Blue Raven flight computer and Featherweight GPS tracker.
The app provides live tracking of your rocket's position and velocity via the Featherweight GPS tracker. Its live map feature plots both the ground station and tracker locations, aiding in recovery planning.
Yes, Featherweight UI allows you to download and review recorded flight data from your Featherweight Altimeters products. This enables detailed analysis of your flight performance.
Featherweight UI is available for free. There are no costs associated with downloading or using the application.
Featherweight UI has an age rating of 4+. This indicates it is suitable for a wide range of users.
The latest version of Featherweight UI is 1.0.25, last updated on January 13, 2026. While the last update date is in the future, this suggests ongoing development and support.
When connected to the Blue Raven flight computer, you can see live sensor data. For the Featherweight GPS tracker, you can view real-time rocket position, velocity, link quality, and tracker health.
No, Featherweight UI does not contain advertisements. Users can expect an ad-free experience while using the application.
