FLAC MP3 Converter converts FLAC to MP3 and MP3 to FLAC. It's an ALL-IN-ONE audio converter that converts more than 90 audio and video files to popular audio formats such as AAC, AIFF, ALAC, FLAC, M4A, M4B, MP2, MP3, OGG, WAV, and WMA. The software is full compatible with Vista and Windows 7. You can change encoding parameters of target files such as sample frequency, bit rate, channels, and quality. So it's possible to convert a large-size file to a smaller one. And, the software adds or keeps ID3 tag when converting. The software supports to change sound volume as well. The software also supports batch conversion. You can convert or resample a batch of files at a time.