Free MKV To MP3 Converter 4dots is a free tool to extract audio and convert MKV to MP3,MKV to FLAC,MKV to WMA,MKV to M4A,MKV to AAC,MKV to WAV,MKV to OGG,MKV to AMR.If you want to extract the soundtrack from a movie or you want , in order to listen it afterwards, to convert a video to MP3 , then this tool is for you.It can even cut the undesired advertisements from a video file and then convert it to MP3.Retains best quality.Video cutter,joiner.