Free MP4 to AVI Converter Online
Create an AVI copy for legacy software and older media workflows. Convert MP4 to AVI online, with support for uploads up to 20GB and no desktop app required.
Convert AVI to MP4Drag & Drop your MP4 file here
MP4, MOV, AVI, MKV, WebM, and other supported video formats, up to 20GB
Files stay private.
Automatically deleted after 24 hours.
Link
20GB upload limit.
4.9/5
Trusted for 1,827,796+ conversions
HOW IT WORKS
Convert MP4 to AVI in three steps
A simple three-step workflow for turning your file into the format you need.
01
Select MP4 files
Drag and drop or upload the MP4 files you want to convert to AVI.
02
Start to AVI
Choose AVI as the output format and start the conversion.
03
Get your AVI
Download each AVI file as it finishes, or collect batch results together when a zip download is available.
MP4
MP4 is one of the most widely supported video containers for web, mobile, social media, presentations, and everyday playback. It balances quality, compatibility, and file size well when paired with common codecs.
AVI
AVI is a long-standing Microsoft video container used by older cameras, software, and Windows workflows. It can carry many codecs, but AVI files are often larger and less convenient for modern web and mobile playback.
USE CASES
Use Cases for MP4 to AVI
When a AVI file fits the next step better than the original MP4.
Create a file for legacy Windows software
Some older Windows applications and media systems still request AVI. Converting MP4 to AVI can help when modern MP4 input is not accepted.
Use video in an older editing suite
Legacy editors may have established AVI workflows. A converted copy can make newer MP4 footage easier to ingest in those environments.
Prepare clips for specialist equipment
Kiosks, lab systems, industrial tools, and older playback hardware sometimes support AVI more reliably than newer containers.
Match a client's required delivery format
If a client specifically asks for AVI, convert the MP4 while keeping your original source file unchanged.
Build a compatibility copy for archived projects
Older projects may reference AVI assets. Converting an MP4 to AVI can help maintain a consistent file set for reopening those projects.
Test video in legacy applications
Developers and QA teams may need an AVI version to check older software behavior or device compatibility.
Use MP4 footage with older presentation systems
Some installed presentation or signage systems accept AVI where newer codecs or containers fail. Conversion can provide a fallback file.
Prepare video for older digital signage
Legacy signage players may have limited container support. An AVI copy can be useful when MP4 playback is unreliable on the target hardware.
Standardize media for a legacy Windows workflow
If a team has an established AVI-based process, converting incoming MP4 files can reduce manual exceptions.
Deliver an AVI copy without changing the original
Keep the MP4 as your master and create AVI only for the specific device, client, or application that needs it.
MORE MP4 TOOLS
Explore our other video operations
MP4, or MPEG-4 Part 14, is a digital multimedia format used to store video, audio, subtitles, and images. Its versatility and compatibility across devices make it a preferred choice for video streaming and file sharing. MP4 offers excellent compression for high-quality playback, making it ideal for online content, mobile use, and professional video editing. Optimize your digital media experience with the MP4 format.
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1.8M+
Files converted
and counting
4.9
Average rating
from 31+ reviews
~4s
Avg. conversion
per file
0
Files kept
Auto-delete in 24h
WHY DRAGDROPDO
Built to be quick, safe, and free
Convert MP4 files in the browser with a simple workflow designed for privacy, compatibility, and fast handoff.
Private by default
Files are encrypted in transit and automatically removed after 24 hours.
No install required
Run the conversion in your browser — no desktop app and no sign-up wall to get started.
Cloud import
Pull supported files from Google Drive and keep working without downloading them locally first.
Share & download
Download finished files, collect batch results as a zip, or use available share-link and QR options for handoff.
FAQ
Frequently Asked Questions
Answers to common questions about dragdropdo's MP4 to AVI converter.