AAC MP3 Converter - Version 4.2.1247 AAC MP3 Converter converts AAC to MP3 and MP3 to AAC. It is an ALL IN ONE audio converter that supports more than 90 audio and video files, and keeps ID3 tag when converting. The software is full compatible with Vista.You can change encoding parameters of target files such as sample frequency, bit rate, channels, and quality. You can add ID3 tag to output file, or transfer ID3 tag from original file when converting. The AAC MP3 Converter is able to change volume, normalize audio file, output file to a custom folder and keep directory structure, and split left and right channels into two independent files.The software also supports batch conversion. You can add a bulk of files and then convert to target format at a time.