From 4dots Software:
Convert MP4 to MP3, extract music from video clips, supports many audio and video formats. Convert MP4 to MP3, MP4 to M4A, MP4 to WAV, MP4 to FLAC, MP4 to OGG, MP4 to AAC, MP4 to WMA e.
t.c.. Includes video cutter,video joiner,is able to import playlists. You can also easily add a folder with many video files and also fade in-fade out the extracted audio and automatically normalize the volume of the output audio files. You can easily check the original video and the conversion result by an in-built media player. You can also specify the output quality and edit the output profile settings such as bitrate, sampling rate, volume control, encode mode, vbr quality and metadata. Video Formats supported: MP4. Output Audio Formats: MP3, M4A, AAC, FLAC, AIFF, WMA, WAV, AC3, OGG, Wavpack, AMR, MP2, AU. With Free Convert MP4 to MP3 you can extract the soundtrack of a movie,or cut the undesired advertisements from a video file and then convert it to MP3. The conversion can be paused and continued later, or be stopped. When conversion is finished the application can auto shutdown the computer, hibernate, sleep, exit e.t.c. The application is multilingual and translated into 38 different languages.