Summary :

Since many people want to know how to convert AVI to MP4 for free, this post will show you several professional and convenient converters to help you quickly convert AVI to MP4, such as MiniTool Video Converter. Now, keep on your reading.

If you are interested in a free converter for macOS, I suggest you check out the QuickTime app. It's the default media player for Mac that comes pre-installed. How to use AVI to MP4 Converter. Step 1 - Upload AVI file. Select AVI file from your computer using the browse function. Step 2 - Choose to MP4. Choose.MP4 destination format. We support most video formats. Step 3 - Download your converted MP4 file. Download your converted MP4 file immediately.

What Is AVI

What is AVI format? AVI, also known as Audio Video Interleaved, which was developed by Microsoft in November 1992. It is a file format that combines audio and video data into a file for simultaneous playback. It is mainly used as a container for TVs, movies, and other videos.

Due to its high compatibility, AVI files are supported not only on Windows systems but also on many other major platforms such as Mac, Linux, and Unix. Similarly, most media players (such as VLC players) can also recognize it.

To get more information about AVI, you can refer to this post - What Is AVI Format and What Are the Cons and Pros of It.

What Is MP4

What is MP4? MPEG-4 Part 14, so-called as MP4, is a digital multimedia container format. This file format can store audio and text. As the most popular formats, it can be played on multiple platforms, so there is no need to worry about the compatibility problem.

With the high compression used in MP4 videos, this makes the file size much smaller than other video formats. Reducing the file size does not affect the file’s quality. Almost all original quality is preserved.

If you want to get the detailed information about MP4, this post - What Is MP4 and What Are the Differences Between It and MP3.

What to do when you cannot play AVI videos on your devices? It’s recommended to convert AVI to MP4 since the MP4 file is widely supported by most of the video players. Then, let’s see how to convert AVI to MP4 on different platforms.

How to Convert AVI to MP4

1. MiniTool Video Converter
2. Format Factory
3. Wondershare UniConverter
4. VLC Media Player
5. CloudConvert
6. Zamzar
7. ConvertFiles
8. FreeConvert.com

Convert AVI to MP4 on Windows

If you are a Windows user, you can try the following converters to convert AVI to MP4.

1. MiniTool Video Converter

Whether you want to convert AVI to MP4 or convert MP4 to AVI, MiniTool Video Converter is a great choice for you. It is a comprehensive file converter, which not only allows you to accomplish your various video/audio conversion tasks but also enables you to download videos, audio tracks, playlists as well as subtitles from YouTube.

Here is how to use MiniTool Video Converter to convert AVI to MP4.

Best Mp4 Converter Free Download

Step 1: Download and install MiniTool Video Converter on your Windows PC.

Step 2: Launch it. In the Video Convert section, click Add Files to upload the AVI file you want to convert.

Step 3: Then, go to the Convert all filesto part. Navigate to the Video tab and scroll down to choose the MP4 file format. Besides, you can choose the video quality and resolution.

Step 4: Then click the Convert button to convert AVI to MP4.

Main Features

• 100% free, no bundles, no ads, and no watermarks.
• Support 1000+ conversions between videos and audio formats.
• Optional output format and fast conversion speed.
• Make video and audio files compatible with mobile devices.

Also see: 2020 Top 4 Free Movie Video Converters for Windows 10

2. Format Factory

You can also try Format Factory to convert AVI to MP4 free. It also supporting convert MP4 to AVI. Besides, it supports you converting any video format to OGG/MP3/WMA/AAC/WAV/AMR. Format Factory provides audio and video file editing, merging, splitting, video file mixing, cropping and watermarking.

Now, let’s see how to use it to convert AVI to MP4.

Step 1: Download and install Format Factory on your computer. Then, launch it to get its main interface.

Step 2: Click Video and find the MP4 part. Then, click it as the output format.

Convert Avi To Mp4 Vlc

Step 3: Choose Add File to add your AVI video file. You can click the Output Setting button to change the audio quality. After that, click the OK button to get started.

Step 4: Then, click the Start button to convert AVI to MP4.

Main Features

• Support almost all types of multimedia formats.
• Support 62 languages.
• Support reducing the size of the file.
• During the conversion process, damaged files can be repaired, so that the conversion quality is not damaged.

Convert AVI to MP4 on Mac

There are 2 converters for the Mac users to convert AVI to MP4. If you are a Mac user, you can read this part.

3. Wondershare UniConverter

Wondershare UniConverter can be used to convert AVI to MP4 on Mac. It supports converting files to MP4, AVI, WMV, MOV, M4V, MKV, and so on. It also supports video Platforms, such as YouTube, Facebook, Vimeo, Instagram. However, the trial version only allows you to convert 1/3 length of the 4K video.

Then, you can know how to convert AVI to MP4 on Mac with this tool.

Step 1: Download and install Wondershare UniConverter on your Mac.

Step 2: Launch it to get the main interface. Click the Add Files button and select the Add Files option. Then, choose the AVI file that you want to convert.

Step 3: Click the drop-down menu next to the Output Format option, and then select MP4 as the output format.

Step 4: Finally, click the Convert or Start All button to start the conversion process.

Main Features

• Support converting video/audio/image to 1000+ formats.
• It can be used to burn, copy, rip, edit DVD/Blu-ray easily.
• Support downloading online videos in one click.
• It can record, transfer, fix, compress videos.

4. VLC Media Player

The next AVI to MP4 converter for you is VLC Media Player. VLC is a free, open-source, cross-platform multimedia player and framework that can play most multimedia files, as well as DVD, audio CD, VCD, and various streaming media protocols. Follow the steps below to use the converter to convert AVI to MP4.

Step 1:Download VLC Media Player and install it on your computer.

Step 2: Then launch it and navigate to Media > Convert / Save....

Step 3:Click the Add... button to import the AVI file and click Convert / Save.

Step 4: Click the Create a New Profile button. Type a profile name and select MP4/MOV. Then, click the Create button.

Step 5: Click the triangle icon to drop down the output format list and choose the MP4 option. Then, click Browse to select a destination folder and click the Start button.

Now, you can go to the destination folder to find your MP4 file.

Main Features

• It supports playing most formats without installing a codec pack.
• It can be used on all platforms - Windows, Linux, Mac OS X, Unix, iOS, Android.
• It’s free, no spyware, no ads and no user tracking.
• It can play everything.

Convert AVI to MP4 Online

If you don’t want to download software to convert AVI to MP4, you can try the online converters to do that. The following are 4 converters for you to convert AVI to MP4 online.

5. CloudConvert

CloudConvert supports more than 200 different file formats including audio, video, document, ebook, archive, image, spreadsheet, and presentation. It is trusted by many people since 2012. You can adjust most conversion types to your needs, such as setting the quality and many other options.

Here is how to use it to convert AVI to MP4.

Step 1: Go to the CloudConvert official website and click the Select File option to select your AVI file.

Step 2: Choose the MP4 option from the drop-down menu next to the Convert to option.

Step 3: Click the Convert option to start converting AVI to MP4.

6. Zamzar

The next online AVI to MP4 converter is Zamzar. It supports more than 1200 file formats and it can work with any operating system. Besides, it has a remarkable conversion speed and the uploaded file can be as large as 150 MB. Here is how to use Zamzar to convert AVI to MP4 online.

Step 1: Go to the Zamzar official website and choose Add File... to add the AVI file.

Step 2:Click Convert To to select the MP4 format and click the Convert Now option.

Step 3: Then, it will start the converting process. You just need to wait for it. After that, you can click the Download button to save the MP4 file on your PC.

7. ConvertFiles

You can also use ConvertFiles to convert AVI to MP4. It provides a wide range of options for you to convert files to WMV, WAV, MOV, MP4, MP3, AVI, ASX, AMV, and other formats as well. It is very user-friendly and flexible. But the file size can’t larger than 250 MB. Now, you can convert AVI to MP4 with ConvertFiles.

Step 1: You can click the Browse button to select the AVI file from your computer as the input format.

Step 2: Next choose a target output format as an MP4 file.

Step 3: Then click the Convert button to begin converting videos online for free. When the conversion is completed, this converter will display a message with a link to download the file.

8. FreeConvert.com

The last online converter for you to convert AVI to MP4 is FreeConvert.com. FreeConvert.com is also a good video converter. It can convert videos from different source locations like your computer, removable disk drive, Dropbox, Google Drive, and URL.

Here is a guide on how to use this tool to convert AVI to MP4.

Step 1: Go to the FreeConvert.com official website.

Step 2: Click Choose Files and then select the AVI file from your computer.

Step 3: You can click Advanced Settings (optional) to change the video settings.

Step 4: Then, select MP4 as the target output video format and then click the ConvertTo MP4 button to start the converting process.

Step 5: When the video converting process ends, you need to click the Download button to download the video to your PC.

Bottom Line

Have you mastered how to convert AVI to MP4? Share this post with your friends if you find this article useful. Of course, if you have any questions when using the above AVI to MP4 converters, please let us know via [email protected] or share them in the comments section below.

Convert AVI to MP4 FAQ

The following are the 6 best video file formats:

1. AVI and WMV
2. MOV and QT
3. MKV
4. MP4
5. AVCHD
6. FLV and SWF

VLC media player is one of the most acclaimed and feature-rich media players available, without a doubt. The reason is that it supports a wide variety of media files and discs. Well, VLC Media Player is not just a great tool for playing videos and discs, it can do a whole lot of other things like convert videos between different formats. For example: Convert from AVI to MP4. If you're not familiar with the VLC transcoding feature, it's time for you to learn the cool hidden features of VLC media player right now. Here you'll see the step-by-step guide for converting video files on Windows and Mac: AVI to MP4 taken as example.

Part 1: How to use VLC to convert AVI to MP4 on Windows

This part, we focus on how to convert AVI to MP4 on Windows PC with VLC. Here are the steps:

Step 1: From VLC menu bar click on Media > Convert/ Save [Shortcut: CTRL + R]

Step 2: Open Media dialog box is opened. Under the file tab, click on the Add button to browse for the AVI files that you want to add. Afterwards, select 'Convert' from 'Convert/Save' options at the lower right side of the window.

Step 3: In the next dialog box, conversion options are displayed. The options are:

Setting:

# Convert: Make sure this radio button is selected as you want to convert your file.

# Display the output: Play/show the output in the player as the conversion happens.

# Deinterlace: Check this option if you are converting from interlaced video formats example: 1080i, 720i formats displayed in televisions.

# Profile: Select your desired target file type. Since we are converting AVI to MP4, just select 'Video - H264+ MP3 (MP4) on profile section.

You can select advanced video and audio codec combinations from the Edit selected profile or Create new profile button but this isn’t usually required.

# Dump Raw Input: This will keep all the file sizes the same, only changing the file format. Don’t select this option.

Step 4: Select a destination filename, the one that is converted and saved. Hit Browse, select a location, give a name like final and click on Save. Then click 'Start' to start converting AVI to MP4 on Windows PC.

Tip: By default, VLC Media Player supports video conversion to the following range of video formats and containers:

H.264 video format in MP4 file container, H.264 video format in TS file container, H.265 video format in MP4 file container, Dirac video format in TS file container, MPEG video format in TS file container, Theora video format in OGG file container, WMV video format in ASF file container, DIV3 video format in ASF file container, MPEG 1080p/720p video format for TV/device in MP4 file container, DivX video format in AVI file container, SD video format for iPod in MP4 file container, HD video format for iPod HD/iPhone/PSP in MP4 file container, SD low and high video format for Android in MP4 file container, VP89 VIdeo File in Webm container

*Note: You can also create new media profile with your own combination of video and audio formats. It is explained in the profile section of step 3 of the tutorial above.

Part 2: How to transcode AVI to MP4 on Mac with VLC

You can also download VLC player for Mac on your Mac OS operating system. Here are the steps for converting AVI to MP4 with VLC on mac:

Step 1: launch VLC on your Mac. Click 'Open media' option and then click 'Browse' button to load AVI video file on the pop-up 'Open Source' window.

Step 2: Tick 'Streaming/Saving' and press 'Settings' button. (If you plan to add SRT subtitles to AVI file, you can tick 'Add Subtitle File' and click 'Choose' option to import your downloaded subtitles.)

Step 3: Tick 'File' and click 'Browse' to choose a destination folder for output file storage on the Streaming and Transcoding Options interface.

Step 4: Tick 'Video' and choose 'h264' as video codec in the Transcoding options section.

Step 5: Click 'OK' and hit 'Open' button on the Open Source window. Then VLC media player will begin to convert AVI to MP4 on Mac computer for free.

Part 3: Best VLC Alternative to Convert AVI to MP4

The video converter feature in VLC media player is good enough. You can even edit the video parameters like frame rate, bitrate, codecs etc. Audio formats are also supported. VLC media player can convert video to audio if you set the output file to an audio format like mp3. However, you still may have some troubles while converting videos like unsupported video codec, slow conversion process, limit video editing function, etc. VLC media player can be a substitute for professional video converters if your needs are minimal and basic. When you need to convert many video files simultaneously for professional use, it is better to use some other video converter.

Unlike VLC, Pavtube Video Converter for Window /Mac supports batch conversion mode, you can load multiple files with different file formats and compression codec into the program at one time. As for the output file option, you can find some file formats and video or audio codec that can't be produced by VLC Converter in Pavtube. Besides plain file formats, you can also use this software to convert preset profile formats that's specially tailored for hot devices and programs.

This professional video converter also offers beneficial video customization function and video editing function. You can flexibly adjust output profile parameters such as video codec, resolution, bit rate, frame rate, audio codec, bit rate, sample rate, channels, etc to get better output video and audio quality. Edit video by trimming video length, cropping video black bars, adjusting output video aspect ratio, adding watermark, split or merge video, inserting external srt/ass/ssa subtitle, etc. You can find more features from this review.

Quick Guide: Convert AVI to MP4 with best VLC Alternative

Step 1. Import AVI videos to this AVI to MP4 converter

Once launched Pavtube video converter, click “File” > “Add Video/Audio” or “Add from folder” (batch load multiple files) option, or you can just import your AVI files with the easy to use drag and drop method.

Step 2. Choose MP4 as output format

Click the “Format” bar drop-down list, you can choose “H.264 HD Video(*.mp4)” under “HD Video” main category as output format. H.265 MP4 is also provided.

You are also allowed to choose other Common video, HD video, 4K video, 3D video, also you can choose the portable devices you want to play video on: iPad, iPhone, PS4, Xbox One, or choose the NLE software: Sony Vegas, iMovie, FCP, etc.

Step 3: Adjust output video/audio profile parameters

Click “Settings” on the main interface to open “Profile Settings” window, here, you can flexibly adjust output profile parameters including video codec, resolution, bit rate, frame rate, audio codec, bit rate, sample rate, channels, etc as you like to get better output video and audio quality.

Step 4: Edit video with built-in video editing function

By default the Edit icon is grayed out. To activate the Edit menu, you have to select an item first. When a video or movie is selected, click the pencil like Edit icon on the left top tool bar to open the video editor window, here, you can flip or rotate video, trim, crop, add watermark, apply special effect, edit audio or insert external subtitles, etc.

Step 5. After all setting is completed, click right-bottom 'Convert' button to begin the AVI to MP4 conversion process.

Conclusion:

Apply VLC media player or Pavtube video converter to convert AVI to MP4? You might have no idea. The following part shows you the specific performances of VLC and Pavtube Video Converter. Just select any one by your own need.

Useful Tips