MP4 to FLAC, Convert MP4 to FLAC, MP4 to FLAC Converter.

Managing Audio Files
Helping you to manage audio files by this convenient Explorer-like user interface.
ID3 Tag edit support for MP1,MP2,MP3,WMA,WMV,ASF files.
Copying,cutting,deleting,renaming files,and creating folders.
Sorting by File name,Title,Artist,Length,Type,Quality,Size and Date Modified.
Exporting file list as HTML file.
Finding duplicate files.

Playing Audio File
Supported Audio/Video Formats: MP1/MP2/MP3 in MPEG version 1/2/2.5,WAV (PCM,IMA ADPCM,ALAW,ULAW), WMA,OGG,AMR,AWB,RA,RM,CDA(CD),AC3,VOB(DVD),AAC,FLAC,AU,AIF,APE,MPC,G721,G726,3GP,MPG,MOV,WMV,ASF.
Playback modes: repeat,sequence and loop.
Seeking in milliseconds accurately and quickly within the playback of audio file.
Full support for VBR(XING,VBRI).

Audio Format Conversion , Merging, Splitting and Burning
Input Audio/Video Formats: MP1,MP2,MP3,WAV (PCM,IMA ADPCM,ALAW), WMA,OGG,AMR,AWB,RA,RM,CDA(CD),AC3,VOB(DVD),AAC,FLAC,AU,AIF,APE,MPC,G721,G726,3GP,MPG,MOV,WMV,ASF.
Output Audio Formats: MP3,WAV(PCM,IMA ADPCM),WMA,OGG,APE,FLAC,AAC,M4A,CD.
Full decode and high-quality encode.
Supports VBR MP3 encoding.
Conversion between different sampling rates, bits per sample, stereo/mono channels support.
Supports Volume Normalizing.
Batch conversion support.
Auto-rename when save.
Supports file merging & spliting.
Retaining ID3 Tag.
Buring Audio CD.

http://www.softe.net