<div>
MP3s are only audio. &nbsp;??
</div>


<div>
i use AVS4YOU, which has a suite of apps for converting/editing audio/video/text files―<a href="http://www.avs4you.com/index.aspx" rel="ugc">http://www.avs4you.com/index.aspx</a>... <br />
<br />
of course it is not free, but there is a 'lifetime' license available for less than 60 USD―caveat: for ONE PC only<br />
<br />
<b>AVS Audio Editor</b> has an option to extract the audio from videos (including VOB files)
<blockquote>
<b>Export Audio from Video</b><br />
Extract and edit audio from your video files with AVS Audio Editor. Save them on PC or external hardware. See a full list of supported video formats. (<a href="http://www.avs4you.com/AVS-Audio-Editor.aspx" rel="ugc">http://www.avs4you.com/AVS-Audio-Editor.aspx</a>)
</blockquote>
</div>


i use AVS4YOU, which has a suite of apps for converting/editing audio/video/text files―http://www.avs4you.com/index.aspx [http://www.avs4you.com/index.aspx]...

of course it is not free, but there is a 'lifetime' license available for less than 60 USD―caveat: for ONE PC only

AVS Audio Editor has an option to extract the audio from videos (including VOB files)

> Export Audio from Video
> Extract and edit audio from your video files with AVS Audio Editor. Save them on PC or external hardware. See a full list of supported video formats. (http://www.avs4you.com/AVS-Audio-Editor.aspx [http://www.avs4you.com/AVS-Audio-Editor.aspx])

<div>
MP4 is a video format and yes, you will probably need to get a program to convert from one to the other.<a href="https://www.udemy.com/" rel="ugc">https://www.udemy.com/</a> &nbsp; This page <a href="http://www.digitaltrends.com/computing/how-to-convert-dvds-to-mp4-files-in-windows-or-mac-os-x/3/" rel="ugc">http://www.digitaltrends.com/computing/how-to-convert-dvds-to-mp4-files-in-windows-or-mac-os-x/3/</a>&nbsp;lists a few.
</div>


MP4 is a video format and yes, you will probably need to get a program to convert from one to the other.https://www.udemy.com/ [https://www.udemy.com/]   This page http://www.digitaltrends.com/computing/how-to-convert-dvds-to-mp4-files-in-windows-or-mac-os-x/3/ [http://www.digitaltrends.com/computing/how-to-convert-dvds-to-mp4-files-in-windows-or-mac-os-x/3/] lists a few.

<div>
Handbrake &nbsp;<a href="https://handbrake.fr/" rel="ugc">https://handbrake.fr/</a><br />
<br />
Free to use.
</div>


Handbrake  https://handbrake.fr/ [https://handbrake.fr/]

Free to use.

Audacity-preferences.JPG

steremix.JPG

<div>
I vote for handbrake .....it is quite simple ...
</div>


I vote for handbrake .....it is quite simple ...

<div>
<div class="content wysiwyg-content">
I have some videos on a DVD that I would like to convert to mp3 files. &nbsp;Do I need to buy some software for this?
</div>
</div>


I have some videos on a DVD that I would like to convert to mp3 files.  Do I need to buy some software for this?

VOB to mp3

Multimedia programming is the process of developing multimedia products, programs or services that combine text with sounds, pictures, graphics, video-clips, virtual reality, digital animation and other forms of media, and generally requires skill sets that include programming languages such as Java and C++, graphics, animation and video production.

Multimedia Programming

Multimedia applications are those programs that integrate more than one media at a time; browsers are the most obvious. However, the term has come to include the use of programs that enable the use of any component that isn’t simple text and static graphics, such as audio, video, animation, virtual reality, conferencing and monitoring.