With the increasing pressure of people, people need to release pressure. The best way to release pressure is listening to the music. Just like some humorous music, light music and heavy metal music etc. But now, in some cases, people prefer listening to the video music to the pure music. For example, the Avatar theme song, the Titanic theme song and some talk show audio are so popular. But when you want to listen to this music, you have to watch movie. You just want to listen to the music. It is too inconvenient. You need extract audio software or free video to audio converter.
Let me show you some points. Firstly, you should clear that whether the extract audio software is easy to use or not. Secondly, you should know some features about the extract audio software. Thirdly, how fast it is and how the quality of the audio is. Fourthly, it is also the key point, the extract audio software can support what audio format.
Extract audio software, I take the Free Video to Audio Converter Factory as a trial. Because the friendly interface, totally free, no any virus, fast speed and high quality. The Free Video to Audio Converter factory is professional and versatile; it can extract a song or episode from a movie or video and easily convert can easily convert AVI video to MP3 as AVI to MP3 converter, convert WMV to MP3 as WMV to MP3 converter, convert MP4 to MP3 as MP4 to MP3 converter. With Free Video to Audio Converter factory, you can easily get M4A, MOV, AC3, MP3, WAV, AIFF audio from video AVC, MOV, MPEG, WMV, AVI, MP4, MKV, Divx, Xvid, etc.
The extract audio software also supports batch conversion, thus you can process multi-conversion at the same time and set many output audio formats. What's more, you can freely edit music ID3 tag info and change audio parameters to output when convert video to audio. Saving time, high quality, no spy ware, no virus, no adware.
If you want to try it, just download it and learn the user guide. The Free Video to Audio Converter Factory is easy to use. And with it, you can enjoy your music freely!
Among so many video to audio converter, Free Video to Audio Converter Factory is one of the best. Thus, it is necessary for us to know how to extrct audio with the help of this video converter. Actually, you just need three basic steps and then you can finish the task.
Step1: Import video(s) - Launch Free Video to Audio Converter Factory, Click 'Add' button to import video(s), click 'Remove' button to delete video(s).

Step2: Choose an output format: 2-1, Click 'Profile' combo box to choose an output format; 2-2, Common profile settings, In most cases, we provide multi-options for each setting; 2-3, More advanced profiles settings.

Step3: Click 'start' button on the interface of Free Video to Audio Converter Factory to begin converting process

