According to some surveys, you can find there're generally 4 types of a video converter in the market for you to converting AVI to MP4 on Mac and Windows :
Video Converter Software, including Wondershare, Freemake, Movavi, etc. occupy a great share of video converter marketing.
Online Video Converter rises in recent years in response to the needs of converting files in the cloud without downloading additional software.
Video Converter Freeware also holds a certain portion of video converter marketing due to its relatively stable functions when compared with online video converter.
Video Player with Converting Features like VLC media player, QuickTime also meet the basic converting requirements.
Wondershare
AniSmall for iOS
Compress, convert, transfer video in one click without losing quality.
Frankly speaking, Wondershare UniConverter (originally Wondershare Video Converter Ultimate) is the best way to convert AVI to MP4 on both Windows and Mac. The following is a detailed guide on how to convert AVI to MP4 on Mac, note that the Windows version functions almost the same.
Import AVI video to Wondershare AVI to MP4 converter
Open Wondershare AVI to MP4 converter, click Add Files, and import the AVI video that you want to convert to MP4 format. You can also directly drag & drop them into the .avi to MP4 converter.
2
Convert AVI to MP4 format on Mac
Click the down arrow button beside Output Format:, then select the Video tab to choose MP4 in the left sidebar and select the video resolution from the right section.
3
Start AVI to MP4 Mac conversion
Click the Start All button when everything is set, and then the MP4 to AVI converter will initiate AVI to MP4 Mac conversion immediately.
Part 2. 5 Common AVI to MP4 Converters to Free Convert AVI to MP4 Online
Media.io is a web-based service created for audio/video file conversion. It allows you to convert popular audio formats like M4A, FLAC, WAV, WMA, OGG, and AM4 to MP3; or convert MP3 to WAV, MP3 to WMA, and more on Windows or Mac without downloading software.
Step 1: Click + to add your AVI files.
Step 2: Select MP4 as the format to convert to.
Step 3: Click Convert to start converting your files.
Step 4: Download a converted MP4 file or save it to Dropbox.
2.2 Onlinevideoconverter
OnlineVideoConverter.com (OVC) is a free online media conversion web application that allows you to convert any video link or file to various formats without the need to install any software on your computer.
Step 1: Choose a .avi video or any other supported media file from your device or cloud storage.
Step 2: Select .mp4 as the conversion format from the dropdown menu.
Step 3: Click the Start button to start converting your file.
Step 4: When the conversion is completed, click on the download link to get your converted MP4 file.
2.3 Online-Convert
Online-Convert.com is an online converter that has all in one website. It is totally free to use for the public users, does not have a convert limitation, it allows you to add online files and can make some manual adjustment with its Settings features such as cut your video, change bitrate, frame rate, among others.
Step 1: Click on Video Converter in the main window of the online AVI to MP4 converter.
Step 2: Click on Convert to WMV from the left list and then click the Browse button to add your MOV video or add its URL file.
Step 3: Click on the Convert file button to start converting AVI to MP4 online.
2.4 FileZigZag
FileZigZag is a complete online file formats converter that supports a wide variety of different file formats, including videos, documents, images, songs. It's effective, easy to use and totally free.
Step 1: Click the Select button to upload your AVI files.
Step 2: Set MP4 as your output format from the drop-down list.
Step 3: Enter your e-mail address to receive your converted .mp4 files.
2.5 Convert.Files
Convertfiles.com is an online tool for file conversion that enables you to convert your file from AVI to MP4 with the utmost convenience and ease. You have the option of sending it to your mail for downloading it immediately for use.
Step 1: Click Browse to upload the AVI file that you wish to convert.
Step 2: Click the drop-down icon beside Output format and select MP4 as the target file format.
Step 3: Click Convert and a link for downloading the converted file will appear in no time.
Part 3. 3 Common AVI to MP4 Converters to Free Convert AVI to MP4 Online
The AVI to MP4 converter free enables you to free convert AVI to MP4 easily. It functions almost the same as the steps to convert AVI to MP4 with Wondershare UniConverter (originally Wondershare Video Converter Ultimate). The main differences lie in the conversion speed and supported formats. You can freely download the freeware via the download button below and use it anytime.
Click Add Files button to import your target AVI videos to the free AVI to MP4 converter, or directly drag and drop them to the main interface.
2
Choose MP4 as Output Format
Hit the format icon in the upper-right corner to get the full list of output format, choose MP4 under the Video tab.
3
Convert AVI to MP4 Free
Click Convert All in the bottom right to free convert AVI to MP4 right away.
3.2 QuickTime
QuickTime is the built-in video player of the Mac system that multitasks and performs an array of other functions as well including video conversion. While using QuickTime there is no need of downloading any software or program as it comes bundled with the system. The process of video conversion is simple and quick using this free Mac video converter.
Pros:
Preinstalled with Mac and thus no need for any software download
Simple interface with easy to use features
Allows choosing for different resolutions
Cons:
No batch processing option
Limited codec support
Limited features as compared to other programs
3.3 HandBrake
Handbrake is another widely used free video converter Mac that supports an array of input formats. This cross-platform program is compatible with working with Mac, Windows, and Linux systems. Using the software you can convert your videos to MP4, M4V, MPG, MKV, and other popular formats. In addition to decent quality conversions, Handbrake also supports advanced features like adding subtitles, adding audio tracks, setting and customizing frame rate, changing video codec, adjusting chapters, and others. Presets for quick conversions are also available.
Pros:
A wide array of format support for converting almost all types of files
Comes with advanced control features
Presets for quick conversion
Cons:
Utilitarian design
Working with settings need time
Only the first four minutes are supported during the Live preview
Part 4. Comparison Among AVI to MP4 Converters
Best AVI to MP4 Converter
Online AVI to MP4 Converter
Free AVI to MP4 Converrer
Convert home DVD
Yes, convert with watermark
Convert Video to common formats
Almost all formats, over 1000 formats
Only common formats
Almost all formats, over 1000 formats
Batch conversion of video files
Maximum upload file size
Unlimited
100MB
Unlimited
Video Conversion speed
Fastest Video Conversion in the industry
Slow
Good
Video conversion quality
Lossless quality
General
Good
Convert any 2D videos to a 3D format at ultrafast speeds
Convert HD Video including 4K /
Burn video or audio to DVD for personal
Yes, with watermark
Download YouTube Video and the videos from other 10,000 video sharing sites
Only download video from YouTube
Record Online Videos
Record 1 minute
Editing functions: Clip, Split, Crop, Merge, Rotate and More
Special Effects for video editing
Add or Remove Text/Image Watermark
Plug-in Subtitle
Transfer videos to your Apple and Android devices
Only 5 files
Streams your media files on a PC to a smart TV
Perfect DLNA support built-in
Part 5. Frequently Asked Questions for AVI Format
5.1 Why Does AVI Not Work on Mac
Generally, there're 2 major reasons causing AVI playback issues.
1. CODEC has not been ported to Mac OS X
AVI (Audio Video Interleave) is a media container consists of both video and audio data compressed with CODECs (Compressor-Decomoressor), which are unavailable for QuickTime in Mac OS X.
2. DivX®-encoded files carry the .avi extension
QuickTime does not include native DivX support, even though QuickTime 6 and later support the ISO Standard MPEG-4 media compression format and DivX is based on the MPEG-4 standard.
Perian is an excellent, free, and open source QuickTime component.
2. Install the 3ivx® D4 CODEC
Download and install the 3ivx MPEG-4 CODEC as the installation instructions require in the associated ReadMe file. This CODEC adds support for a variety of DivX and other formats which often carry the .avi extension.
3. Use VLC Media Player
The quickest and easiest way to play AVI and DivX files on Mac OS X is to download and install the free VLC Media Player for OS X, which has a wide support VLC is also often referred to by its original name, VideoLAN Client.
Handbrake is an open source and completely free command line tool for transcoding video files from one format to another. Although the interface looks complex, it's easy to use. Below we'll show you how to convert MP4 to MP3 with ease.
1. What is AVI
AVI files contain both audio and video data in a file container that supports synchronous audio-with-video playback. However, AVI lacks some features that newer containers like MPEG or MP4 have cuz it was developed for Windows.
2. What is MP4
MP4, specified as MPEG-4 Part 14, also has many other extensions such as .m4a and .m4p. It has good compatibility makes it playable on near all devices like iPhone iPad Android and it is highly-compressed while reserving high quality.
