MIDI to MP3 Converter converts KAR to MP3 . It's an ALL-IN-ONE audio converter that supports more than 120 audio and video files. The software also supports batch conversion . and is full compatible with Vista and Windows 7/8 . The software is very easy to use. Here are the steps to follow to edit or convert your songs: MP3 Karaoke is a freeware to create karaoke MP3 songs from your MP3 music collections. MP3 Karaoke is capable of eliminating and removing human vocal voice from the MP3 files. Platforms: Windows 8 / 7 / Vista / 2008 / 2003 / XP / 2000 (both 32-bit and 64-bit editions compatible) what you can look here convert kar to mp3 free how do you change kar to mp3 It allows you to customize the video options.