Em hay dùng trang web này, nó convert online thành MP3 và chỉ cần download về
http://www.youtube-mp3.org/và một số trang khác
1.VidToMp3 www.vidtomp3.com/
Convert YouTube Video to mp3 with no limit per day,And no registration required.yes this is true all u need is URL of video and rest will done by this beautiful online tool.They also soon going to offer YouTube to FLV,so be connected with this website
2.YouTubeMp3 www.youtube-mp3.orgUse YouTubeMp3 for converting video to mp3 format ,As this website also didn’t needed registration and no popup ads make this website a easiest online service for converting videos to mp3.
3.Video2Mp3 www.video2mp3.net/Video to mp3 conversion also become easy by using this website,As this website also provide free video to MP3 Converter and allows you to convert and download a video to MP3 file online.
4.MakeItMp3 www.makeitmp3.comLike other this is also cool website to convert convenient youtube to Mp3,you can convert virtually any FLV file to include metacafe, google videos, photobucket, and yahoo videos.All this without any registration for free.
5.GetAudioFromVideo
www.getaudiofromvideo.comIf you are looking for converting YouTube videos to MP3, MP4, or 3GP format in no seconds then GetAudioFromVideo will really help you in this all you have to do is search the video in provided search bar or if you know the URL of video directly enter that URL,then select the format and download and you are done.All this just for free!!
6.ListenToYouTube
www.listentoyoutube.comAnother most convenient online application for converting YouTube flash video to MP3 audio. This service is fast, free, and requires no signup all you need is YouTube video URL and you will get mp3 version of that video for free in no second.
7.GetVideoMp3
www.getvideomp3.comGetVideoMP3 is another website like above mention to download YouTube videos onto your PC and save them forever in either FLV or MP4 format plus download MP3 audio tracks from videos for free. Simple and easy!
8.ixconverter
www.ixconverter.netixconverter.com helps you to convert YouTube to MP3, MP4, 3GP, FLV and AVI (DivX)for free and it supports download accelerator (multi-part downloading) and paused download can be resumed.
9.Gazzump gazzump.com
Gazzump is the ultimate download youtube videos application for downloading youtube videos in various audio and video formats. Some of these formats include mp3, wav, wmv, avi, mov, mp4, flv .It also show you the list of recent download which also help you to check the status of songs.
10.MP3ify mp3ify.com
MP3ify is like search engine of already converted Youtube to mp3 songs and always use when i have no time to explore link,you can search specific song here and download it.