Convert AVI to MP4 Online for Free

  1. Click Add Your Media and upload your AVI file.

  2. Make sure that the output format is set to MP4.

  3. Click Convert.

Popular converters:

4.7 (18,952 reviews)
Available translations: EN
Convert to

How to convert AVI to MP4 using Movavi Converter

If you need to convert multiple files or your file is too large for the online converter, try the desktop alternative. The Movavi converter is a versatile audio, video, and image format changer. It deals with over 180 file formats, can convert files in bulk quickly, with high output quality and resolution. Its SuperSpeed mode gives you the fastest conversion speed and no quality loss. It has versions for both Windows PC and Mac and is really lightweight, allowing you to process photos, movies, and music files even on a weak computer.

How to convert AVI to MP4 fast and easy? Read the guide below to find out!

Step 1. Download and install the Movavi converter

How to use a file converter? First, download the version of the software for Microsoft Windows or Macintosh, launch it, and proceed following the on-screen instructions. When the app is installed to your computer, it will run automatically.

Step 2. Add your AVI files

Locate the AVI files you want to convert and drag-and-drop them into the program’s window. The application can convert big batches of files – there’s no limit to how many files you can transfer at once.

Step 3. Select MP4 as the output format

In the Formats menu, select the file type you want to turn your media into and choose the target format for the files. Also, you can change the conversion settings: choose a different bitrate, resolution (including HD, Ultra HD, and even 4K), codec, etc. Pay attention to the SuperSpeed label: it indicates that the conversion will be performed with a very high speed and without losing quality.

Step 4. Convert AVI to MP4

To specify the output folder, click the Save to button. Hit the Convert button to launch the process. When the converting is done, the new media files will be saved to the chosen folder.

Now you know how to change the file format using the Movavi converter. WIth this tool, you can also reduce the file size, cut out clips from videos, crop pictures, and create animations from your favorite movies. Get the free trial version and test it out!

Online Video Converter by Movavi offers a straightforward and efficient solution for those looking for a way to convert AVI to MP4 for free. This web-based tool is designed with user convenience in mind, making it accessible to both beginners and experienced users.

MP4, or MPEG-4 Part 14, is a versatile multimedia container format known for its widespread support across various devices and platforms. MP4 files can contain video and audio codecs that ensure high-quality playback on smartphones, tablets, computers, and even smart TVs. The format's adaptability and compatibility make it a preferred choice for multimedia enthusiasts.

The decision to convert AVI to MP4 online for free is often driven by the need for improved compatibility and accessibility. MP4 files are universally supported, making them ideal for sharing videos with others or streaming them on different devices. Additionally, MP4 allows for efficient video compression without significant loss of quality, which is beneficial for conserving storage space.

Wondering how to convert AVI to MP4 online using Movavi's tool? It is a hassle-free process. Users can upload their AVI file, select MP4 as the output format, and initiate the conversion with just a few clicks. Once the conversion is complete, a download link is provided for the MP4 file, ready to be enjoyed on a wide range of devices. Say goodbye to format-related compatibility issues and embrace the versatility of MP4 with this user-friendly online tool.

What is AVI?

Full name

Audio Video Interleave

Format type

Video

Developed by

Microsoft

Description

AVI, or Audio Video Interleave, is a container format created by Microsoft in November 1992. Files in the AVI format can store both video and audio data and allow synchronous audio-video playback. If you are wondering how to open AVI files, see the list of associated programs below.

File extension

.avi

Technical details

AVI is a subformat of the Resource Interchange File Format (RIFF). Data within this file type is divided into two blocks. One block stores the video width, height, and frame rate, while the other contains audio and video data. Certain media players may not play the original AVI specification correctly since it doesn’t support modern compression techniques.

Associated programs

Windows Media Player, QuickTime Player, VLC, DivX Player, etc.

What is MP4?

Full name

MPEG-4 Part 14

Format type

Video

Developed by

Moving Picture Experts Group

Description

MP4 is a format created in 2001 by an ISO/IEC working group. MP4 files are multimedia files used for storing video/audio and other content. Short for “MPEG-4 Part 14,” this file type is very common and recognized by most systems and devices. Check the list below if you’re not sure how to open MP4 files and which programs can play them.

File extension

.mp4

Technical details

MPEG-4 Part 14, also known as ISO/IEC 14496-14:2003, is one instance of a more general standard (ISO/IEC 14496-12:2004) with specifications based on Apple’s QuickTime File Format. The MPEG-4 container uses AAC for encoding audio as a means to restrict data copying via lossy compression and playback. Like its many counterparts, the container supports web streaming.

Associated programs

iTunes, QuickTime Player, Windows Media Player, VLC, RealPlayer, etc.

Join for how-to guides, speсial offers, and app tips!