Convert MKV to MP3 for Mac OS X
MKV to MP3 Video Converter for Mac is the best solution to convert MKV to MP3. It can extract music from MKV files into MP3 format with good audio quality.
The Matroska Multimedia Container is an open standard free container format, a file format that can hold an unlimited number of video, audio, picture or subtitle tracks inside a single file.
Free download Mac MKV to MP3 Video Converter for a try:
Download Video Converter for Mac (Intel version) Download Video Converter for Mac (PowerPC version)
Step 1, Install and launch this MKV to MP3 Converter for Mac.
Step 2, Load MKV files by dragging. This MKV to MP3 converter supports batch conversion.

Step 3,Click File > Encode Settings, or click the Settings
button to name the output file, define MP3 as its format and codec, rates, etc.

Step 4, Click "Start" at left top corner to start convert MKV to MP3 or DVD to MKV/MP3 on Mac OS X.

Note: This MKV to MP3 Converter for Mac can also convert MKV to any other popular video format(MOV, MKV, MP4, AVI, WMV, etc.)on Mac OS X (include Snow Leopard) as well as extract MP3 music from mutiform video files.
Program(s) that open MKV files:
Roxio Popcorn 4
MPlayer
VideoLAN VLC media player
Apple QuickTime Player with the Perian component installed
