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Convert AVI to MP4 Online Free

How to use the best AVI to MP4 converter:

  • Drag and drop to upload your AVI file.
  • In the format options, select MP4 as the target format.
  • Click on the "Convert" button to change AVi format to MP4.
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Home > AVI Solutions>5 Practical Free Online AVI to MP4 Converters

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1. Convert Other Format to MP4+
  1. 1.1 Convert MOV to MP4
  2. 1.2 Convert FLV to MP4
  3. 1.3 Convert AVCHD to MP4
  4. 1.4 Convert AVCHD to MP4 on Mac
  5. 1.5 Convert WMV to MP4
  6. 1.6 Convert DVD to MP4
  7. 1.7 Convert URL to MP4
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  14. 1.14 Convert SRT to MP4
  15. 1.15 Convert Windows Movie Maker to MP4
  16. 1.16 Convert AVI to MP4
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  18. 1.18 Convert MP3 to MP4
  19. 1.19 Convert MOV to MP4 Android
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  1. 2.1 Convert MP4 to Xvid
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  1. 3.1 Edit Metadata for MP4
  2. 3.2 Reduce Size of MP4
  3. 3.3 Make MP4 Smaller
  4. 3.4 Top Free MP4 Converters
  5. 3.5 Top Online AVI to MP4 Converters
  6. 3.6 Top Five MP4 Codecs

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5 Practical Free Online AVI to MP4 Converters

by Christine Smith • 2025-02-12 11:31:36 • Proven solutions

Are you looking for an online AVI to MP4 converter? You are right here! This article will recommend you 5 practical free online AVI to MP4 video converters. All of them are easy and simple to use. Also, you will find an advanced and powerful desktop video converter as the online AVI to MP4 alternative so that you can convert videos in batch without any Internet limitation. Just read below to get more information.

Part 1. Top 4 Online AVI to MP4 Converter

If you do not want to install desktop software to convert AVI to MP4, Download the top 4 online AVI to MP4 converter can help you a lot. Let's learn how to convert AVI to MP4 online free and more other features as below.

  1. Wondershare UniConverter Online
  2. Zamzar Video Converter
  3. Apowersoft Video Converter
  4. Online-Convert.com
  5. Convertfiles Video Converter

1. Wondershare UniConverter Online

Wondershare UniConverter is a multimedia processing toolbox with robust conversion feature, which supports over 1000+ formats batch and high-quality conversion. Now it offers an online video converter and compressor to further facilitate users who don't want to install any softwares. With its online version, users can directly upload files and complete the conversion process within several clicks away.

How to convert AVI to MP4 online free:

1. Zamzar Video Converter

Zamzar Converter is also another must-have online AVI to MP4 video converter. To convert files online with this AVI to MP4 converter, you just need 4 steps. Add files less than 100 MB to the online converter, select MP4 or other target file format, and then enter your email address and convert AVI to MP4. The conversion process is a little slow. When doing the conversion, you can put it away to do other things.

Zamar - online video converter

2. Apowersoft Video Converter

This is absolutely a free online AVI to MP4 converter. 21 output formats are there to satisfy your needs. You can personalize your video and audio settings. For example, the resolution ranges from 144p to 1080p, and the bit rate varies from 256kbps to 8000kbps. If you are converting a larger size of the file, it might take some time. But it's never a test of patience. While if it is a small one, it converts at high speed.

Apowersoft Video Converte - online AVI to MP4 converter

3. Online-Convert.com

It is very easy to convert AVI to MP4 online with Online Convert. It supports the most common video formats, including AVI, MOV, MKV, FLV, 3GP, and others, to convert to MP4. You can drop your AVI videos to the website directly or paste the URL to download and convert it to MP4 format. The converted files can be downloaded or saved to the Dropbox and GoogleDrive as your needs. You can upload no more than 100 MB file size once a time, and for a bigger size file, you can buy the subscription service.

online convert - free online AVI to MP4 converter

4. Convertfiles Video Converter

It is at the highest speed compared with all the other 4 converters. It has 2 ways to let you convert AVI to MP4. You can just upload your file or enter the copy link in the blank box. After conversion, you just click the download link to download your converted file.

Convertfiles Video Converter - free AVI to MP4 converter

Watch Video Tutorial to Learn the Top 5 Online AVI to MP4 Converters

Part 2. Online AVI to MP4 Converter Alternative - Wondershare UniConverter

Unlike all the online AVI to MP4 video converters mentioned above, Wondershare UniConverter (originally Wondershare Video Converter Ultimate) is a desktop solution that allows for batch conversion. With this video converter, there will be no format limitations. It supports almost all input and output videos. The downside of this AVI to MP4 converter lies in that you first need to download and install it. However, after installation, you can click the software icon and try it at ease without Internet access.

  • Convert AVI to MP4 and other 1000+ video formats with super fast speed and high-quality output.
  • Convert video to optimized preset for almost all devices like iPhone/iPad/Android phones.
  • 30X faster conversion speed.
  • Edit AVI files before conversion with trimming, cropping, rotating, adding watermarks, etc.
  • Transfer converted MP4 files from PC/Mac to mobile devices via a USB cable.
  • Burn AVI/MP4 videos to playable DVD with attractive free DVD menu templates.
  • Download videos from YouTube and convert them to AVI/MP4 format easily.
  • Versatile toolbox includes fixing video metadata, GIF maker, video compressor, and screen recorder.
  • Supported OS: Windows 10/8/7/XP/Vista, macOS 11 Big Sur, 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7

Steps on How to Convert AVI to MP4 with Wondershare UniConverter

Step 1 Add AVI videos to Wondershare AVI to MP4 converter.

You can click on the +Add Files options from the Converter category to look for an AVI file on your computer that you wish to convert.

add AVI files to the AVI to MP4 converter

Step 2 Select the MP4 options.

Now click on the drop-down menu of the Output Format section and choose the MP4 from the Video category.

choose MP4 format for AVI to MP4 conversion

Step 3 Start converting AVI to MP4.

Click on the Start All button to transform the AVI videos to MP4; when it's finished, you will see the finished section's output files.

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Part 3. FAQs about AVI to MP4 Conversation

1. How do I convert AVI to MP4 on iPhone?

To play AVI files on iPhone without any conversion, VLC for iOS is a player. You can quickly download VLC app from the Apple Play store after which videos in AVI and other formats can be easily played. Steps for playing AVI files are as follows.

  1. Download VLC app on your iPhone from the Apple App store.
  2. Open the app and enable WiFi Upload option.
  3. On your PC or Mac, search for the AVI file and then import its IP address in the address bar.
  4. At the top-right corner, tap on the + sign and then open the AVI file. The selected file will be uploaded to your iPhone over Wi-Fi and will play.

2. Can I convert AVI to MP4 with VLC?

Yes, VLC can be the best AVI to MP4 converter for free on Windows/Mac/iPhone/Android. Steps to free convert AVI to MP4 with VLC:

  1. Open VLC Media Player and click on Media > Convert/Save.
  2. Click Add to browse and import .avi files
  3. Click on Convert/Save and Select the MP4 format, then click on the Create button.
  4. Choose a destination folder and click on the Start to convert AVI to MP4 format.

Conclusion:

There are multiple useful ways to convert AVI to MP4 online; all of them are easy to use and can help you solve the problem without any hassle. But the recommended video converter is provided by Wondershare as it offers total solutions to convert videos on Mac/Windows without quality loss.

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Christine Smith

Christine Smith

chief Editor

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