MP4 to MP3 Video Converter Pro is a simple but powerful batch conversion tool that can convert multimedia files from one format to another. All you need to do is to select the source multimedia files, select the target format and click the button “Convert”.

MP4 to MP3 Video Converter Pro can convert almost any video/audio file format to any other video/audio format.

Formats Supported
Input file formats: .261, .3g2, .3gp, .4xm, .aac, .ac3, .act, .adts, .aea, .aiff, .amr, .anm, .apc, .ape, .asf, .au, .avi, .bfi, .bmv, .c93, .caf, .cdg, .cdxl, .cin, .dfa, .drc, .dts, .dv, .dxa, .eac3, .f4v, .flac, .flv, .g722, .gsm, .gxf, .h261, .h263, .h264, .iff, .ircam, .iss, .ivf, .lvf, .m4a, .m4v, .mj2, .mjpeg, .mkv, .mlp, .mm, .mmf, .mov, .mp2, .mp3, .mp4, .mpc, .mpeg, .mpg, .mtv, .mv, .mvi, .mxf, .mxg, .nsv, .nut, .nuv, .ogg, .oma, .p64, .paf, .pmp, .pva, .pvf, .qcp, .rl2, .rm, .rmvb, .roq, .rpl, .rso, .sbg, .shn, .smk, .sol, .swf, .thp, .tta, .txd, .vc1, .viv, .vivo, .vmd, .vob, .voc, .vqf, .w64, .wav, .webm, .wma, .wmv, .wtv, .wv, .xa, .xmv, .xwma, .yop

Output formats:
3G2 - 3GPP2 file format (.3g2)
3GP - 3GPP file format (.3gp)
A64 - video for Commodore 64 (.a64)
AC3 - raw AC-3 (.ac3)
ADTS - ADTS AAC Advanced Audio Coding (.adts)
ADX - CRI ADX (.adx)
AIFF - Audio IFF (.aiff)
AMR - 3GPP AMR (.amr)
ASF - Advanced / Active Streaming Format (.asf)
AST - AST Audio Stream (.ast)
AU - Sun AU (.au)
AVI - Audio Video Interleaved (.avi)
CAF - Apple CAF (.caf)
DTS - raw DTS (.dts)
DV - Digital Video (.dv)
EAC3 - raw E-AC-3 (.eac3)
F4V - F4V Adobe Flash Video (.f4v)
FLAC - raw FLAC (.flac)
FLV - Flash Video (.flv)
G722 - raw G.722 (.g722)
GXF - General Exchange Format (.gxf)
H261 - raw H.261 (.h261)
H263 - raw H.263 (.h263)
H264 - raw H.264 (.h264)
IRCAM - Berkeley/IRCAM/CARL Sound Format (.ircam)
ISMV - ISMV/ISMA Smooth Streaming (.ismv)
IVF - On2 IVF (.ivf)
M4V - raw MPEG-4 video (.m4v)
MKV - Matroska (.mkv)
MJPEG - raw MJPEG video (.mjpeg)
MMF - Yamaha SMAF (.mmf)
MOV - QuickTime/MOV (.mov)
MP2 - MPEG audio layer 2 (.mp2)
MP3 - MPEG audio layer 3 (.mp3)
MP4 - MPEG-4 Part 14 (.mp4)
MPEG - MPEG Movie (.mpeg)
MPG - Moving Pictures Experts Group (.mpg)
MXF - Material Exchange Format (.mxf)
NUT - NUT Video File (.nut)
OGG - Ogg Vorbis Audio File (.ogg)
RM - RealMedia (.rm)
ROQ - raw id RoQ (.roq)
RSO - Lego Mindstorms RSO (.rso)
SOX - SoX native (.sox)
SPDIF - IEC 61937 used on S/PDIF - IEC958 (.spdif)
SWF - ShockWave Flash (.swf)
VOB - MPEG-2 PS (.vob)
VOC - Creative Voice (.voc)
W64 - Sony Wave64 (.w64)
WAV - WAV/WAVE Waveform Audio (.wav)
WEBM - Webm Video File (.webm)
WTV - Windows Television (.wtv)
WV - raw WavPack (.wv)
WMA - Windows Media Audio (.wma)
WMV - Windows Media Video (*.wmv)