How to Convert AVI to MP4 in Windows & Mac Effortlessly [12 Methods]

Download Video Converter Ultimate for Free!

AVI is a multimedia container format introduced by Microsoft in the 90s. Develop up to now, it has good compatibility and powerful in encapsulating codecs. But sometimes, AVI video can be extremely large in size. That's not so good for publishing online and will cost much storage space on your laptop.

Well, if convert AVI to MP4 with an effective video converter, you may find the reduction in file size but the quality maintains. MP4 is as popular as AVI even better in terms of compatibility. It is perfect for playing on the computer, mobile or uploading to the network. So, if you would like to know the 12 ways of converting AVI to MP4, just keep reading.

Catalog

The Most Effective 5 Converters for Converting AVI to MP4

VideoSolo Video Converter Ultimate

VideoSolo Video Converter Ultimate is such an effective video converter that I want to recommend,you can convert videos to more than 200 formats like MOV, MP4, MKVMPEG, etc.The operating process is extremely simple. Let me give an example. If you want to convert AVI to MP4 that optimized for uploading to YouTube, you just need to select "YouTube" and choose one preset profile as the output profile, like HD 1080P with H.264 encoder. This program offers rich preset profiles just like this.

In a word, VideoSolo Video Converter Ultimate is a wonderful one-stop tool to convert video/audio, simply edit the video and enhance video quality at a faster speed. You can experience it with the trial version.

Feature

  • Supports the most video and audio formats and has preset formats for 20 different social media and devices
  • Lossless conversion for videos and audios
  • One-stop-shop for batch converting, editing, compressing, and merging
  • Can add effect & filter, watermark, audio, and subtitles to the video

Step 1. Add AVI File to the Program

Click the "Add Files" button to open the file browser, and then choose the AVI file. In addition, you can add multiple files at one time, because VideoSolo Video Converter Ultimate allows you to batch convert.

VideoSolo Video Converter Add Files

Step 2. Choose MP4 as the Output Format

Click the down arrow of "Convert All to", you will see a pop-up window shows multiple format selections. You can locate at "Video" and select the "MP4" tab to choose one preset profile you want.

VideoSolo Video Converter Select Output Format

Step 3. Edit Video (Optional)

Back to the main interface, you can select one of the videos to clip and edit it with the built-in tools, such as "Rotate & Crop", "Effect & Filter", "Watermark", "Audio", and "Subtitle".

Rotate Crop Video VideoSolo

Step 4. Cast Local File from Computer to Chromecast

After making sure all files added and output formats chosen properly, you can now click the "Convert All" button to start converting AVI to MP4. When the conversion is complete, you can go to the "Converted" tab to view the converted MP4 videos.

VideoSolo Video Converter Converting Video

Movavi Video Converter

Movavi Video Converter

Movavi Video Converter is a powerful and easy-to-use program that converts files fast thanks to the SuperSpeed mode. The app supports hardware acceleration for AVI to MP4 and other video conversions quickly and easily. You can also rotate, crop, stabilize, and join videos using the app.

Feature:

  • Support for a wide range of video and audio formats
  • Batch video file processing
  • Compatibility with the most popular devices
  • Pre-conversion video editing

Step 1. Install the AVI-to-MP4 Movavi Video Converter

Step 2. Add AVI Clips for Conversion

Go to Add Media, then choose Add Video and select one or more MP4 files you want to convert.

Step 3. Choose MP4 as the Output Format

Open the Video tab in the lower part of the app window, click MP4, and select your desired preset. You can also use the specific preset for your device by choosing it on.

Step 4. Convert AVI to MP4

Click the Save to button and choose the destination folder for your output videos. When you’re done, click Convert.

Movavi Convert Video

Wondershare Uniconverter

Wondershare UniConverter

Wondershare UniConverter is another best AVI to MP4 converter that is compatible with Windows and Mac that supports the conversion of nearly all Audio and video formats without a quality loss. Moreover, this software allows the conversion of your files in just three simples. It also supports file conversion from Youtube, Facebook, Instagram, BBC, and VIMEO, etc.

Feature:

  • Convert AVI to MP4, MOV, and other 1000 formats without losing quality.
  • Supports batch conversion of files.
  • Edit the video files with trimming, cropping, cutting, merging, adding subtitles, etc.
  • Versatile toolbox combines video metadata editor, GIF maker, video compressor, and screen recorder

Step 1. Add AVI files to Wondershare Uniconverter.

Step 2. Select output format (MP4). At the right of the window, click on the drop-down list of Output Format. Click on the Video button and selectMP4.

Step 3. Click on the Start All button to start the conversion process. It takes a few minutes to complete depending on the file size being converted. Once the process is complete, you can view the converted file by clicking on the Open Folder button located at the bottom of the window.

Uniconverter Convert Video

AceThinker Video Master

AceThinker Video Master

By using simple steps in AceThinker Video Master, you can convert AVI file to MP4 with HD quality. Plus, it lets you to convert numerous videos without experiencing a slow speed conversion. Also, it consists of file formats like 1080p that is compatible with Android devices such as Samsung, Huawei, and more. Aside from that, you will have an option to enhance your videos by adding effects, filters, subtitles, and more.

Feature:

  • Equipped with a lightweight but awesome video editor
  • Convert 50X Faster with lossless output
  • Convert 1000+ video and audio formats
  • Comprehensive video editing features

Step1. Download AceThinker Video Master and Open it

Step2. Click “Add Files” button in the top left corner or drag your AVI files to the interface.

Step3. Click in the Profile bar to open the profile list. There are three categories to choose from: Video, Audio, and Device. Choose output MP4 as the output format.

Step4. You can preview the output video in the preview window. If you are satisfied with the output results, click the blue Convert button to start conversion

AceThinker Convert Video

EaseUS Video Converter

EasUS Video Converter

EaseUS Video Converter is a powerful media converting program that enables you to achieve the AVI to MP4 conversion in simple three steps, and there will be no quality loss after the conversion. Not only converting your AVI to MP4, but also you can get MOV, MKV, M4V, and AVI files from your target AVI file. It also allows converting audio to video, merging media files, which meets almost all your media requirements.

Feature:

  • HD video converter to process 8K/4K/1080P videos

  • Support converting videos in bulk

  • Speed up the conversion with the help of GPU acceleration

  • Support merging video and audio clips into one

Step 1. Download EaseUS Video Converter

Open it and select "Video Converter" from the three options. Then, hit "Choose Files". You can import the AVI file from the computer.

Step 2. Choose Output Format

When you see the listed video in this tool, hit "Settings" > "MP4". At the same time, choose the desired Quality and Resolution. If you are going to apply more options, choose "Edit".

Step 3. Start Conversion

To change the saving path, hit "Save to". Now, you can start your mission by clicking "Convert All". After a while, you are supposed to find the converted file from "Finished".

EaseUS Convert Video

5 AVI to MP4 Converters to Convert AVI to MP4 Free Online

If you don’t want to download software on your computer, you can try online service to convert AVI file to MP4. No matter what kind of device you are using, a Windows laptop, or a MacBook, you can easily convert the video file to MP4 online. Here are the five best online converters. Check it now.

Convertio

Convertio Video Converter Online

Convertio is a powerful online video converter that support more than 25600 different conversions between more than 300 different file formats. It allows you to convert AVI to MP4 for free and you can choose quality, aspect ratio, codec and other settings, rotate and flip. Convertio is browser-based and works for all platforms. There is no need to download and install any software.

Feature:

  • Make customize settings of video
  • High quality video processing algorithms
  • Batch Scan and Queueing of encodes

Step1. Enter the URL address of Convertio and go to the website.

Step2. Hit Choose Files button to add your AVI file, 100MB maximum file size only.

Step3. Choose the output format as MP4, and start conversion. Scroll down there are also advanced setting like quality codec and resize video available.

Convertio Convert AVI to MP4

Online Video Converter

Online Video Converter

Online Video Converter 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. It is fully compatible with all modern browsers and has been touted online as the best online video conversion utility as it offers high quality and super-fast conversions to many audio and video formats. A wide range of online video portals are supported, including YouTube, Dailymotion and Vimeo.

Feature:

  • Clear interface and easy to convert
  • Multiple video format supported
  • No need to download and completely free

Step1. Enter the URL address of Online Video Converter and go to the website.

Step2. Click “Convert A Video File” in the interface, then select the AVI file you want to convert by pressing “Select Or Drop File” button.

Step3.Then you can choose the output format as MP4, as well as adjust the audio and video quality as you like.

Step4. After finish all the settings, you can press “START” button to start conversion.

Online Video Converter Convert AVI

FileZigZag

File Zig Zag Video Converter

FileZigZag is a file converting Web site that has over 6000 different format options that enables you to securely access and share files online without download any software, converts many file types documents, images, video, audio. Although it does require signup, File Zig Zag also offers 50MB more per file for its free users. The quality conversion output is very impressive and to the highest standard.

Feature:

  • Supports a good number of file formats
  • Convert more than one file at once.
  • Free file conversions
  • No programs to install—it's 100 percent web based.

Step1. Enter the URL address of FileZigZag and go to the website.

Step2. You can either drop your files in the blank on the interface or click “Browse for Files” to add your AVI file. Up to 10 files daily and 50MB each.

Step3. Choose MP4 as the output format, and press “Start Converting” to begin the conversion.

File Zig Zag Convert Video

CloudConvert

CloudConvert Online Video Converter

CloudConvert is a powerful ad-free online video conversion tool. It offers high quality video conversion and enables users to customize video quality freely. Also, CloudConvert is quite safe among online video converting services. No one except you will ever have access to your files.

Feature:

  • Converting videos/audios to AVI, MP4, MPEG, WMV, FLV, and 24 more formats
  • No time & file size limit
  • High-quality video conversions

Step1. Enter the URL address of CloudConvert and go to the website.

Step2. Click Select File in the interface and choose your MP4 file. Scroll down the screen, you can set resolution, quality, Fps according to your need.

Step3. After all the settings are done, you can press Convert button to start the conversion.

CloudConvert Convert AVI to MP4

Zamzar

Zamzar Video Converter

Zamzar online free converter allows you to convert AVI to MP4 format by just three simple click. This platform allows you to upload files from your local drive or by pasting the URL link from its online site. Moreover, Zamzar online converter allows you to convert files to other audio formats and other popular video formats.

Feature:

  • Support multiple video conversion formats
  • Safeguard users’ files with privacy
  • File quality are well contained in conversion

Step1. Enter the URL address of Zamzar and go to the website.

Step2. Press “Add Files” button to add your AVI file, the max file size is 50MB only.

Step3. Choose Webm as the output format.

Step4. Finally, click the "Start Conversion" button to convert AVI to MP4 online. When the download page pops up, get the MP4 videos to your computer.

Zamzar Convert AVI to MP4

Convert AVI to MP4 Using Desktop Freeware

HandBrake

HandBrake Video Converter

HandBrake is a free and open-source transcoder for digital video files, mainly for converting video from nearly any format to a selection of modern, widely supported codecs. This tool can convert videos like MP4, AVI, MOV, and more. HandBrake works with most common video files and formats, including ones created by consumer and professional video cameras, mobile devices such as phones and tablets, game and computer screen recordings, and DVD and Blu-ray discs.

Feature:

  • Constant quality or average bitrate video encoding;
  • Basic and advanced option to modify video;
  • Batch scan and queueing of encodes.

Step 1: Open the handbrake program on your desktop.

Step 2: On the "Source" field, click the "Browse" button and choose the AVI video file you want to convert.

Step 3: Move your mouse to the "Output Settings" field, and choose MP4 as the output video format.

Step 4: Convert. Click on the "Start" button at the top of the program window and the AVI files will be converted into MP4 format.

HandBrake Setting Before Converting Video

VLC Media Player

VLC Media Player

You've probably heard of VLC Media Player, as it is one of the most famous open-source media players, it is also a free video converter for Windows (10), Mac, and Linux. You can convert between a wide range of supported video files using the player. It works great for most formats and codecs.

Feature:

  • Highly customizable
  • Excellent file format support
  • Open-source tool and available for free with all incredible features

Step 1. Click on "Convert/Save" to Activate the Converter

At the top menu, click on "Media" > "Convert/Save" to activate "the Open Media" window.

Step 2. Add AVI File to VLC Media Player

Click on "Add" to transform the AVI file that you want to convert to MP4, and then click "Convert/Save" to enter into the "Convert" window.

Step 3. Choose the MP4 Output Profile & Output Folder

You can choose MP4 as the output format from the "Profile" drop-down list. And then click the "Browse" icon to find a destination to save the converted MP4 file.

Step 4. Start to Convert AVI to MP4

Finally, you can click the "Start" button at the same window to start converting AVI to MP4. After the conversion process is finished, you can find the converted file in the output path that you've selected before.

VLC Choose Output Format

Table Comparison Among AVI to MP4 Converter

Online video converter is handy without downloading any software, but the quality is loss and output format and editing feature are limited. Video converter freeware are a better choice compared to online tool for it relatively stable functions and good video output quality.

Using desktop software-VideoSolo Video Converter Ultimate is the best choice to convert video file without losing quality. It is stable without effecting by network, as well as having full-featured tool to make a better converting experience.

 Best AVI to MP4 Converter VideoSoloAVI to MP4 Converter OnlineFreeware to Convert AVI to MP4
Batch Conversion×
Video Conversion QualityLossless QualityGeneralGood
Maximum Upload File SizeUnlimited50/100MB Maximumunlimited
Video Conversion FormatsAlmost All Format, over 1000 formatsOnly for common formatsAlmost All Format, over 1000 formats
Video Editing and Effects Tool×
ID3 Tag Editor××
Split & Merge, Clip and Rotate Function×
Remove or Add Customize Watermark××

FAQs About Converting AVI Files to MP4

Which format has better quality – MP4 or AVI?

AVI VS MP4 in Quality

AVI is associated with DivX codec, while MP4 uses MPEG-4 AVC/H.264 codec. Therefore, AVI has a better quality than MP4.

AVI VS MP4 in Compression

AVI uses less compression to store video and audio files. Thus, AVI files take up more storage space. The lossless AVI files have immensely large file sizes. As for MP4, it is a lossy video format. MP4 video uses H.264 or MPEG-4 compression techniques, while MP4 audio uses AAC compression algorithm.

AVI VS MP4 in File Size

AVI has a larger file size than MP4. As for MP4 files, they are smaller in size than AVI files in most cases. If you want to make an AVI file smaller, you can convert AVI to MP4.

Though AVI and MP4 have their own advantages and disadvantages, need to mention that MP4 has a better quality in a same size and MP4 is more compatible.

How to solve the problem of an AVI file not playing on Windows?

1.Update Windows Media Player

Updating your Windows Media Player ensures that it supports and plays the latest video file formats.

2.Updating Window Drivers

The problem may arise because of your device's Windows drivers. Updating them will solve the issue.

3.Convert to different video format

If your system doesn’t have the supporting codecs. AVI files won’t play on Windows. Either download the compatible codec for AVI files or convert it to a different format like MOV or MP4. You can try to use VideoSolo Video Converter Ultimate.

Conclusion

From the points above, we can view that each of the video conversion tools to convert AVI file to MP4 easily. You can choose one of them as you like. Using online video convert can save your time and don’t need to download any software. Surely, if you pay great attention to the output quality and the effectiveness, then VideoSolo Video Converter Ultimate can be the most effective and best method to convert AVI to MP4 while keeping its original quality.

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