MP4 to WebM converter
is the most stable software to convert MP4 to WebM
with VP8 video codec and Ogg Vorbis audio streams at super high speed. Besides, MP4 video to WebM converter has the ability to convert MP4 to other regular video file, like convert MP4 to WMV, AVI, MKV, MOV, 3GP, 3G2 and FLV.
If you only want to listening the music from your MP4 video, you could rip audio and save them as AAC, MP3, M4A, WAV, WMA format with MP4 file to WebM converter
. Moreover, you could use...