Brian, google/bing free audio batch converting and you will find a number of them. I use Abyssmedia Audio Converter plus but I have no experience with the other programs.

Good luck.


OK, a random thought;
Why does toilet paper need a commercial? Who's not buying it?

64 bit Win 10 Pro, the latest BiaB/RB, Roland Octa-Capture audio interface, a ton of software/hardware