Whats a good free converter of videos from mp4 to avi ?

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If you cannot find a useful converter, I recommend you Altysoft Video converter http://www.altysoft.com/ It supports so many devices and video formats, such as: iPod, iPhone, PSP, Zune, Xbox, Nokia, avi, wmv, 3gp, mov, flv and more into avi, mov, asf, wmv, mp4, 3gp and others. Altysoft Video Converter is a very easy and powerful DVD ripping software, which can convert DVD to various formats. Altysoft Video Converter can help copy whole DVD to your hard diver, then you can burn them to blank DVD using burning software. Beside above-mentioned functions, it so easy to download YouTube videos from YouTube website, just specify the URL for the video you want to download.

I think Total Video Converter is your best choice,It alway works well for me. It is a powerful MP4 to AVI converter which can fast convert mp4 to avi with high quality. The MP4 to AVI Converter supports batch conversion and setting relative output parameters before starting to convert mp4 to avi.

hi, guy, you should try a professional converter, here i wanna recommend SnowFox Total Video Converter im using now, it works great for me. It could 1, Convert video to other video format and playback on iPod, iPhone, Apple TV, PSP, Zune, BlackBerry, GPhone, MP4 Player and various portable applications. 2, Convert HD video / SD video between popular format. (HD mov, HD avi, MKV, MP4, AVI, WMV, MPEG, 3gp, etc.) 3, Extract audio from Video, and save as MP3, AC3, AAC format. 4. Trim video as your needs, capture video screenshot, reset resolution and many of my friends are using and in favor of it, not only because of its powerful conversion, but also of its superior video quality. http://www.snowfoxsoft.com/video-converter.html Good luck to you!

No matter how good the above video converter it is. I have already use iFunia video converter. it's designed specially for mac users, iFunia Video Converter for Mac is a simple conversion solution that helps you converts all popular video formats such as AVI, WMV, AVCHD, MKV, FLV, H.264/AVC, MP4, MOV, 3GP,etc. And it is possessed with basic editing functions of trimming, cropping, joining, etc. It’s a stable, mature application. over all, iFunia is the best one in my heart.

I recommend you a useful and free tool that can convert video, rip dvd, Backup DVD and download YouTube video. you can download this tool at here: http://www.google.com/search?hl=en&q=http%3A%2F%2Fwww.nextvideosoft.com%2F&btnG=Google+Search&aq=f&oq= it called "Next Video Converter". It is easy to use, you only need click few button. Next Video Converter is a free video converter and DVD ripper with easy-to-use graphical interface, fast converting speed, and excellent video quality. It can convert almost all video formats including DivX, XviD, MOV, RM, RMVB, MPEG, VOB, DVD, WMV, and AVI to MPEG-4 movie format for iPod, iPhone, PSP or other portable video device, MP4 player, or Smartphones. It can also rip DVD to any video format.

try PCHand Media Converter Free, it could convert mp4 to avi for free. it could also convert video to others popular video such as mpeg-4, h.264, mp4, avi, 3gp, flv, m4v, mkv, mpeg-1, mpeg-2, wmv, Xivd, Divx, audio, hd video, etc.

ddvideo avi/mpeg video converter gain,very good.with great audio normalizer for any mainstream video or audio files you can try.

Why not use a shareware product? That's much better than freeware~~~ I can recommend you a very powerful one---- iToooSoft Video Converter have a try~~ it won't make you regret~~