How to Freely Convert AVI to MP4 on Mac

Updated by Winnie to Video Converter, Convert AVI | May 9, 2017

I have some movies that are AVI files that I would like to put onto my iPod. How do you convert avi files to mp4? - Yahoo Answers

Basically I have quicktime pro, but I was trying to play AVI with H.264 codec but I can't seem to get it to play. It works fine on VLC but I need to play it on Quicktime so I can encode the file to another format. - MacRumors

Maybe you've got some torrent movies or video clips in AVI format, or some family AVI footages from your digital camcorders saved on your Mac's hard drive. But you soon realized that they're unplayable since the Mac built-in player - QuickTime cannot recognize the AVI format at all! So you might have come up against a brick wall trying to discover if it is possible to play .avi format films on Mac computer, or iPhone iPad. Some web sources say it can't been done; while others reckon it's possible only if converting AVI to MP4 with a superb Mac video converter.

100% Free to Convert AVI to MP4 on Mac

5-Star Solution: MacX Video Converter Free
Convert 1080p/720p HD, or SD AVI videos to MP4 format on Macbook Pro/Air, iMac etc. within 3 steps. 100% Free; No Adware; No Malware!

Why Do You Convert AVI to MP4 on Mac?

Yes, there are various reasons that users convert AVI to MP4 on Mac computer, instead of MKV, FLV, MOV etc. But in a nutshell, it can be concluded into Mac video playback, uploading, storage, formats compatibilty issues. Let's go in details.

play avi on mac

AVI Playback on Mac (QuickTime)

To play AVI on Mac directly on Quicktime player is always a hot topic. Since Quicktime have no access for AVI videos, only you convert AVI to MP4, can you play it on Mac without any hassle.

upload avi to web

AVI Video Uploading on Mac

Throughout YouTube, FB, Dailymotion etc., which allows you to upload AVI videos directly? None. Converting AVI to MP4, or or other YouTube video format is always the initial step for uploading.

compress avi to mp4

Smaller Size for Mac Storage

Compared with AVI, MP4 is much samller at the same qulity, taking up less storage space on Mac. If you're precisely obsessed with how to free up space on Mac, why not compress avi to MP4?

avi to mp4 iphone ipad

Compatible to Apple Products

Owing to MP4's wide compatibilty, Mac users prefer to convert AVI to MP4 and add them to iTunes/iCloud, so that they can directly watch on Macbook, iMac, iPhone iPad iPod etc.

Of course, the reasons are not confined to these above. In terms of format itself, MP4 is superior in many aspects somehow. Let's check the general comparsion between MP4 and AVI:

AVI developed by Microsoft, in DivX, Xvid, Cinepak, Indeo, DV or Motion JPEG codec.
Pros: Compatible with Microsoft devices, game console including Xbox, PS3, PSP.
Cons: Large file size; Rejected by Mac & iOS-based apps and devices; Lossy compression sacrifices quality for file size

MP4 developed by MPEG, in AVC MPEG-4 and H.264 video codecs.
Pros: Great compatibility with devices; Sharing on the web and streaming over internet; Better compression ratio with smaller size and good quality.
Cons: MP4 with H.264 codec poses problems with editing as it contains more B/P frames.

Best Free Solution to Convert AVI to MP4 Mac

Faced on the issue that iPhone iPad and Quicktime won't play AVI files, you're suggested to convert AVI to MP4 on Mac since the MP4 format is identified as one of the default formats by Apple's gadgets and other devices as well. And as you cruise related forums, you may notice that a wholesome of users demand of freeware to get AVI to MP4 conversion done on macOS. But the only real problem is that some hum and haw halfway or disappoint you when it comes to speed and conversion quality in the tests of converting AVI to MP4 format on Mac's latest 10.12 macOS Sierra and 10.11 El Capitan.

Fortunately, we picked up a totally free AVI to MP4 video converter - MacX Video Converter Free Edition that works for AVI to MP4 conversion on Mac. It paves the way with intuitive features that go well beyond other competitors in any mainstream yet free video conversion with no ads, spyware, watermark, etc. It supports any video format like AVI, FLV, WMV, MKV, MTS, etc as input and is in favor of freely converting AVI to MP4, MOV, WMV, etc on Mac in a fraction of seconds.

Secure Download
Secure Download

Meet Bonus Features of MacX Video Converter Free

Convert all standard video formats including AVI, MPEG, MP4, MOV, FLV etc.

Free convert HD, even 4K UHD video, MKV, AVCHD, H.264/AVC, H.265 etc.

Play HD and SD Videos on iPhone iPad iPod and Android devices.

Excellent editing features like trim/crop video, add watermark & subtitle to video.

Accelerate the video conversion to 15x faster real-time converting speed.

Simple and easy-to-use interface with flexible parameter setting

How to Freely Convert Video from AVI to MP4 Format on Mac OS X

Convert AVI to MP4 Mac

Step 1: Free download this AVI to MP4 converter freeware on Mac, run it and click "Add File" button to load your AVI file you desire to convert.

Step 2: To convert AVI video to MP4 format on Mac, simply select the target format "MP4 Video" button. The optimized default settings ensure the best output quality.

Step 3: Specify an output folder on your computer to save the output files. Click the "Browse" button to choose the path where you want to save the output files in.

Step 4: Click the "RUN" button at the lower right corner of the interface to begin to convert AVI to MP4 on Mac OS X.

Advanced Solution to Convert AVI File to MP4 format on Mac OS

Advanced AVI to MP4 converter

Despite the freeware provides a fabulous yet free AVI to MP4 converting solution for Mac, some bonus extras you'd like to have shall not be missed out. And the paid program called MacX Video Converter Pro will be definitely worthy of your trying and is the best around for sure.

  • Convert AVI and any other video to iPhone 7/6S Plus/5S/5C, iPad, Samsung Galaxy S8, Sony Xperia, and other 350+ devices
  • Convert HD videos to a wide range of formats, such as MKV to AVI, MTS to MP4, FLV to AVI, WMV to MOV, MP4 to MP3, etc.
  • Convert AVI to MP4 on Mac at blazing fast speed with excellent quality. Only 23 seconds for a 5 min HD AVI video converting to MP4.
  • Compatible with the latest macOS Sierra, El Capitan.
Secure Download
Secure Download

Another Free AVI to MP4 Solution: Online Video Converter

At the mention of converting videos for free, online AVI to MP4 converter is absolutely another wide choice. There is no limit on platforms, both Mac and Windows users can enjoy a smooth AVI to MP4 conversion with fast speed and not bad quality. But online AVI files converter for Mac is also criticized to be not stable and safe enough. There is a big possibility that your AVI to MP4 conversion crashes midway or your computer gets infected with virus, adware or malware. Anyway, all these happens on condition that you pick up a weaker online tool. You're free from all these problems if you rely on a reliable online AVI to MP4 converter, such as Zamzar, Free Online Video Converter, Convertio etc.

Free Convert AVI to MP4 Mac online

Take Convertio as an example, it owns a clean interface and allows you to convert AVI to MP4 video online within 3 steps. And now go to the website Convertio first then here we go to convert AVI to MP4 on Mac:

Step 1: Load AVI files. Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2: Choose "to MP4". Choose MP4 or any other format you need as a result (more than 200 formats supported)

Step 3: Download your MP4. Let the file convert and you can download your MP4 file right afterwards

Side-by-side Comparison of Free AVI to MP4 Converter

 

Free AVI to MP4 Video Converter
(MacX Video Converter Free)
Online AVI to MP4 Video Converter
(Convertio)

Support Almost All Video Formats

Limited support

Support Hot Devices

Limited support

Video conversion quality

Lossless Quality

Good

Video Conversion speed

Blazing Fast Speed

Fast Speed

Download Videos from YouTube, FB, Vevo etc

 

Record & Edit Video

 

Video Size/Time Limitation

Limited, 100 MB maximum file size

Safety and stability

100% safe and stable
Maybe interrupted or along with adware/malware

Best Free AVI to MP4 Video Converter on macOS

MacX Video Converter Free Edition supports to free convert AVI to MP4, MKV to FLV MP4, MOV files on Mac/Windows with no adware or spyware for playback on QuickTime player and iPhone, iPad, iPod, Android phones and tablets.

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