Best AVI to MP4 Converter on Mac/Windows

Wondershare UniConverter

  • Convert AVI videos to MP4 format easily on Mac/Windows.
  • 30X super-faster conversion speed than any conventional converter.
  • Batch convert AVI video files to MP4 without quality loss.
  • Versatile toolbox combines video editor, video compressor, screen recorder, GIF maker, fix video metadata, etc.
convert avi to mp4 mac


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How to Convert AVI to MP4 Mac with Original Quality

by Christine Smith • 2020-10-27 15:42:53 • Proven solutions

There are some situations when you would need to convert AVI files to MP4 on your Mac system. For example, you would play your AVI files on iPhone, iPad, and other devices, however, many times AVI is not compatible with Mac devices or mac editing and other programs, even though AVI is a widely used format as it keeps the files compressed while maintaining the quality. Hence, converting AVI videos to a compatible format like MP4 is needed. The following part discusses in detail the best ways to convert AVI to MP4 Mac in original quality.

Part 1. Best Video Converter for Lossless AVI to MP4 Mac Conversion

There are many tools available for converting AVI videos to MP4. Still, if you are looking for professional software that is fast, accurate, feature-packed, and offers lossless quality files, then Wondershare UniConverter (originally Wondershare Video Converter Ultimate) is the best choice. The Mac version of this complete video toolbox allows converting all types of files to iOS-compatible formats. Convert your AVI files to MP4 and other formats without any hassles with the program. To enhance the overall visual effect of your videos and personalize it, there is a complete video editor available with features like trim, crop, watermark, and others. Conversion to predefined formats for specific devices like Apple, Android, Gaming Consoles, and others are also supported.

Wondershare UniConverter icon Wondershare UniConverter - Your Complete Video Toolbox

video converter ultimate
  • Convert AVI video files to MP4, MKV, MOV, and other 1,000+ video/audio formats
  • 30X faster conversion speed than any conventional converters
  • Edit, enhance & personalize your video files
  • Burn video to playable DVD with attractive free DVD template
  • Download or record videos from video sharing sites
  • Versatile toolbox combines fix video metadata, GIF maker, cast video to TV, video compressor and screen recorder
  • Stream your videos from Windows or Mac to other devices, including Chromecast, Roku, Apple TV, Xbox 360 or PS3
  • Supported OS: Windows 10/8/7/XP/Vista, Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6
security Security Verified, 5,942,222 people have downloaded it.

How to Convert AVI to MP4 on Mac Using Wondershare AVI to MP4 Converter Mac

Step 1 Launch the AVI Format to MP4 Format converter and import AVI files.

Download, install and open Wondershare UniConverter for Mac. On the main interface, select the Video Converter tab and click + Add Files. Browse for the AVI files present on your Mac and add them.

add avi files mac



If you need to add AVI files from a camcorder or other external devices, connect the device and select Add from Device option. Multiple files can be added here.

Step 2 Choose MP4 as output format.

Once files are added, they appear as a thumbnail with information on the interface. Open drop-down menu beside Convert all tasks to option at the top right corner. From the Video tab, select MP4 as output format and choose your desired resolution in the right.

convert avi to mp4 format mac

Step 3 Convert AVI Files to MP4 on Mac.

In the bottom of File Location, select location on Mac where you want to save the converted file. Finally, click Convert or Start All to start the process.



If you are looking for a free AVI converter, just move to Top 6 Best and Free AVI Converters for Mac >> to learn more. 

Part 2. How to Convert AVI Videos to MP4 Mac Using QuickTime

QuickTime is the default media player of the Mac that comes preinstalled on your system. In addition to playing videos, there are several other tasks as well that can be efficiently done by QuickTime, and video conversion is one of them. So if you are in no mood to install any third-party software on your Mac and want to convert your AVI files to MP4, QuickTime is a decent option. The process of video conversion using this method is quick, simple, and offers decent quality.

Steps to Convert AVI Files to MP4 on Mac Using QuickTime

Step 1: Launch the QuickTime app on your Mac system.

Step 2: Click File > Open File… to browse and add AVI files from your system.

Step 3: Once files are added, click Export… option from the File tab. Select Movie to MPEG-4 option from the Export panel.

convert avi to mp4 quicktime mac

Step 4: Next, click the Save button to proceed and start the AVI to the MP4 conversion process.

Part 3. Free Online AVI Video Files to MP4 Converter for Mac

In addition to desktop software, there are some online converters available as well that facilitate converting AVI format to MP4 and other file conversions, and one such decent program is Online UniConverter (originally You simply need to open this online tool from the browser of your Mac system, and it requires no download, installation, or registration. Online UniConverter allows adding only two files at a time for conversion. The program supports an array of video and audio files as output formats. Online UniConverter is compatible with working with Windows and Mac systems.

1. Open on your Mac browser. Click + Add your files to browse and add AVI videos from your system.

add avi files online

2. At the Convert tab, select MP4 from the Video list.

convert avi to mp4 format online

3. Finally, click Convert that will start the process to convert AVI format to MP4 format.

Once the conversion is completed, the converted file can be downloaded from the program interface itself.

Part 4. Wondershare UniConverter vs. QuickTime vs. Online UniConverter

A comparison table between the above-listed AVI file to MP4 converters is given below. The table will help you to make the best choice of the program depending on your requirements.

Features/Tools VCU QuickTime Online UniConverter
Supported input and output formats More than 1000 formats Limited formats Commonly used formats like MP4, MP4, WAV, MOV, and others
Conversion Speed Superfast (30X faster) Decent Fast
Video Editing Complete video toolbox with trim, crop, cut, watermark, and other features Basic editing No
Adding files from external devices directly Yes No No
Video download Yes, from more than 10,000 sites No No
Batch conversion Yes No No
Cost $59.95 Lifetime/1 Mac with a free trial version Free Free

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