TAudioConverter is an audio converter and extractor. It can convert almost any audio format to aac, ac3, mp3, FLAC, Wav, Ogg, opus or Mpc.
SoX is used to apply effects such as normalization, volume change, etc. It can also extract audio streams from video files and encode them. Video files with more than one audio stream are supported. It is possible to run up to 8 simultaneous processes to shorten encoding time.
TAudioConverter is multithreaded, has 16, 24 or 32 bit depth support, can convert audio files to audio files, extract audio files from videos and encode them, encode to aac, aac+, Ogg, mp3, FLAC, Wav, opus, ac3, Mpc, is fully portable, can apply effects to audio files and has a simple interface.