SmartSDR for MacOS version 1.6.07 has been released

Marcus, DL8MRE announces the release of version 1.6.07 of SmartSDR for MacOS, the Official FlexRadio Systems® Client for your Mac
SmartSDR is a full featured FlexRadio client that enables your Mac to operate your FlexRadio device. It is fully compatible to SmartSDR v1, v2 (including SmartLink) and v3 (including MultiFlex and SmartControl).

Important: This App requires a FlexRadio Systems® Series-6000 Software Defined Radio (SDR).


SmartSDR offers all features of SmartSDR for Windows such as:

■ Compatible to macOS Catalina and Big Sur as well as M1 Silicon
■ Unlimited number of Slices, Panadapters (limited only by Radio model)
■ Maintain all Radio, Slice and Panadapter settings
■ SmartLink™ remote access support
■ MultiFlex™ support
■ SmartControl™ support
■ And all the other features of the Windows Version (including Diversity)

There is no longer need for running SmartSDR for Windows on Bootcamp, Parallels or a separate PC because these features are also included:

■ Radio Firmware Updates
■ Setting up and registering SmartLink – you can even maintain multiple SmartLink accounts
■ Installation of Region (Turf) Files
■ Backup / Restore Radio Configuration and Memories

In addition, the following extra features are included:

■ Full featured FT8 / FT4 Tool
■ Logbook with auto logging and ADIF Im- and UDP Export (Synchronizes with Smartsdr for iOS over iCloud)
■ DX-Cluster Tool
■ Band Plan
■ Voice Macros (Voice keyer)
■ And several additional Tools and features


Even though FT8 is included, you can run this App along with your favorite external Software like WSJT-X, fldigi or others because:

■ CAT Support for FlexRadio CAT, Kenwood TS-2000 emulation and RigCtrl / Hamlib
■ DAX TX and RX audio streaming to any device


■ FlexControl support
■ You can use a Midi Controller (like the CMD-Micro and others) to fully control your Radio
■ CW Straight Key / Paddle via Midi Controller, FTDI Serial Cable or assigned keyboard keys
■ External microphone support (e.g. for USB microphones)

Please note: This is no Catalyst Version of SmartSDR for iOS. This is a completely new written native macOS App.


  • A FlexRadio Systems® FLEX-6000 series radio
  • A Mac which runs at least Mac OS 10.15


FLEX-6300, FLEX-6400, FLEX-6400M, FLEX-6500, FLEX-6600, FLEX-6600M, FLEX-6700

Find out more here:

Read the Manual:


What’s new in version 1.6.07


◉ New Recording Tool to record / play-back and export Radio RX and TX Audio

◉ New Voice Macro Tool (Voice Keyer)

◉ The Voice Macro Tool also supports Text-to-speech and macros like {HisCall} or {RSTSent} which are replaced when speaking (requires macOS 11 Big Sur)



◉ New MIDI commands added (NR-Level, select panadapter and LED for mute status)

◉ Optionally display Radio Voltage and Temperature at the top

◉ Improved Microphone threshold functionality

◉ Upon request, dark mode can now be disabled (now default) under preferences

◉ It is now possible to clear a key assignment by hitting ESC

◉ Changed colors of Power and SWR meters upon request

◉ Radio and PGXL Power meters now show a peak indicator

◉ Added a button “Reset all warnings” under Preferences



◉ In case no microphone is available (e.g. MacMini) you can now use the “Listen only” checkbox in the Audio menu to disable Input Audio

◉ Fixed an issue with the MIDI zoom command

◉ Fixed an issue when canceling CWX where the side-tone continued

◉ Fixed an issue where it was not possible to use both UDP modes for N1MM/log4om and WSJT-X at the same time

SmartSDR for MacOS is available for $149.99 now on the Mac AppStore.
The latest update can be downloaded for free.