I am not able to start the program. I understand i have to use it as a prompt command to open but what do i need to write down there in order to work? This is what i type in cmd and select it and typed in sox.exe infile.wav outfile.mp3 or only sox.exe but it is not recognised as a program on my laptop. Can anyone please help?
SoX.exe is an installer. You want to double-click the .exe file, install it,
Edit: Nevermind! Sox installs itself in the Programs File folder (
If your installer didn't make a shortcut, navigate to the sox directory, and click-and drag
Edit: Aaaand as for how to actually use SoX for what you want... SoX does have a pitch-shift command, according to the documentation page:
I don't, however, know how to convert semitones and Hz,
Unless you need a commandline solution (like if you want to make a script), it'd probably be easier to use Audacity's