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SmartSDR v4.2.18


Download SmartSDR for Windows:

File Download: SmartSDR for Windows v4.2.18 (x64)
File Download: SmartSDR for Windows v4.2.18 (ARM64)


Which version of the SmartSDR for Windows Installer do I need?
For most users, select the standard SmartSDR for Windows (x64) version. If you are using a PC powered by a Qualcomm (Snapdragon) processor or running Windows on an Apple M-series system via Parallels or another hypervisor, choose the SmartSDR for Windows (ARM64) version instead.

Please note that while SmartSDR can run in a virtual machine environment, this configuration is not fully supported and may result in limited functionality or performance issues.

How to determine which SmartSDR for Windows installer is needed for my PC?
In Windows, open Settings > System > About.
Look under Device specifications for System type.
It will say either x64-based processor or ARM-based processor.


The SmartSDR for Windows software Installer supports the Aurora, FLEX-8000, and FLEX-6000 series of software defined radios.

>>> Please refer to the SmartSDR v4.2.18 Release Notes before upgrading the radio firmware!

This version contains the following updated SmartSDR Windows-based client software:

  • SmartSDR CAT v4.2.18
  • SmartSDR DAXv2 v4.2.18

SmartSDR v4 Changelog

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