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For more information on finding and updating your Spotter’s firmware, refer to Update Your Spotter’s Firmware.

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Version Release date Release notes
v2.16.8 2026-06-26 Support for Spotter Scout.
Improved firmware installer.
Bug fixes and improvements.
v2.16.6 2026-02-24 Support for alternative SIM cards.
Improved firmware installer (unified installation via SD card, added subsurface payloads).
Bug fixes and improvements.
v2.16.4 2025-12-10 Support for new subsurface sensor (Aanderaa 5990) and new cellular variants.
Improved firmware installer.
Bug fixes and improvements.
v2.16.2 2025-09-17 Support for new subsurface sensors (BOREALIS & MicroDot+).
Improved firmware installer.
Bug fixes and improvements.
v2.15.6 2025-11-24 Support for Over-the-Air (OTA) updates for Bristlemouth nodes.
Fixed SD card corruption error.
v2.15.5 2025-06-01 Bug fixes and improvements.
v2.15.2 2025-01-29 Improved sea surface temperature (SST) resilience.
More reliable communication with subsurface sensors when the Spotter is submerged.
Bug fixes and improvements.
v2.15.2 2024-09-24 Improved firmware installer.
Improved reliability when switching Spotter from RUN to IDLE mode.
Removal of cellular signal errors.
v2.15.1 2024-08-15 Support for Bristlemouth.
Bug fixes and improvements.
v2.14.1 2024-02-22) Improved wind algorithm.
Reduced the default Iridium fallback timer so your Spotter will revert back to satellite communication faster in case of cellular communication failure.
Bug fixes and improvements.
v2.6.1 2023-04-25 Bug fixes and improvements.
v2.6.0 2023-04-13 Enabled “Power Save Mode”.
v2.5.1 2023-03-15 Enabled high data rate (HDR) by default.
Improved cellular stability.
Bug fixes and improvements.
v2.5.0 2023-02-28 Improved wind algorithm.
Aligned messages with 5-minute UTC clock.
Bug fixes and improvements.
v2.4.3 2023-01-31 Bug fixes and improvements.
v2.4.2 2023-01-20 Added sea surface temperature (SST) calibration.
Added SD card auto-update feature.
Bug fixes and improvements.
v2.3.0 2022-12-13 Added features and capabilities to enable high data rate (HDR) mode.
Added additional visual indicators of Spotter system health and status via LED configuration.
Added SD card access via USB.
Bug fixes and improvements.
v2.2.0 2022-09-19 -
v2.1.0 2022-06-29 -
v2.0.1 2022-05-11 -