How to Convert AVI to MP4 with Zero Quality Loss

Why do we need to convert AVI to MP4? MP4 is the most commonly supported video format on portable media devices such as iPhone, iPad, HTC, PSP, iPod, tablet and so on. Unlike AVI, MP4 video gives a high quality output and smaller in file size because of its high compression, which makes it the preferred choice of video format in most portable media devices.

Video Converter Assist is a simple yet powerful AVI to MP4 converter which can help you convert AVI to MP4 without any quality loss. Follow the steps below to see how simple it is to perform the AVI to MP4 conversion task in Windows 8/7/Vista/XP.

1Download and Install Video Converter Assist

1. Click here to download the setup package of Video Converter Assist and save it in a place that is easy to find, such as your PC desktop.
2. When the download is complete, double-click the download file to run the installation wizard. Follow the on-screen instructions to complete the installation.

2Convert AVI to MP4 Video in 3 Steps

1. Launch the Video Converter Assist program. Click the "Add File" button to add your .AVI video files on your computer. This program supports batch conversion and allows you to convert multiple video files at one time.

2. Simply choose "MPEG-4 Video Files (*.mp4)" as the output format, and then specify an output folder for saving the converted .MP4 video files.

   
3. Click the "Convert" button to begin your conversion. After the AVI to MP4 conversion is complete, you can go to the output folder to play the converted MP4 video files, or sync them to your portable devices.

If you have some MP4 files that you need to convert to AVI, Video Converter Assist can also help you encode them for playing on your Mac – the resulting output files will be playable on any Mac or Windows computer.