BatchEncoder is audio file conversion software. It supports most of popular audio file formats including both lossy and lossless compression. The program is very simple to use. BatchEncoder is basically a GUI front-end for command-line tools. All it does is create background processes and pass arguments to it with options set in the presets / format menu and additionally adds input and output file paths.

wieslawsoltes.github.io/BatchEncoder
github.com/wieslawsoltes/BatchEncoder
Hydrogen Audio Topic