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Convert MP4 videos to AVI format for compatibility with legacy players and editing software.
Upload your MP4 file, click Convert, and download the AVI output. Streams are remuxed without re-encoding.
Upload your MP4
Drop an .mp4 file onto the upload zone for conversion to the AVI container format.
Convert
Click "Convert to AVI". FFmpeg re-encodes the video into an AVI container compatible with older software and devices.
Download
Save the AVI file to your device.
Legacy Video Editing
Import MP4 footage into older video editing software that only accepts AVI container format.
Older Media Players
Play MP4 videos on older TVs, DVD players, and set-top boxes that support AVI but not MP4.
Console USB Playback
Some game consoles and media players read AVI from USB drives but lack MP4 support.
Windows Legacy Software
Older Windows applications and kiosk systems often support AVI files but not modern MP4.
Archive Compatibility
Convert MP4 to AVI when archiving video for use with legacy playback systems.
Broadcasting Systems
Some older broadcast and digital signage systems accept AVI input but not H.264 MP4.
Lossless Stream Copy
MP4 streams are remuxed into the AVI container without re-encoding — zero quality loss.
100% Browser-Based
FFmpeg WebAssembly processes your MP4 locally — no server upload, complete privacy.
No Re-encoding
Stream copy (-c copy) preserves the original bitrate and quality from the MP4 source exactly.
Broad Legacy Support
AVI is one of the oldest video container formats with near-universal support on legacy systems.
No File Size Limits
Local processing removes server-enforced upload restrictions on your MP4 files.
Free to Start — Sign Up for More
Use free with no account for files up to 40 MB. Sign up free to raise your limit to 80 MB, or upgrade to Pro for 250 MB per file.
Also Known As
Trusted Worldwide
iLoveDocsTools is used by students, professionals, and businesses across the United States, Canada, United Kingdom, Australia, India, and more than 100 other countries. All tools are browser-based and process files privately — your files never leave your device. Free to use, with Pro plans for unlimited access.
All processing happens directly in your browser. Your documents are never sent to any server — complete privacy guaranteed for users in the USA, Canada, UK, and worldwide.
Every tool on iLoveDocsTools is free to use. Need more? Upgrade to Pro for unlimited usage, priority access, and no daily limits. Trusted by students, freelancers, and teams across North America and Europe.
Whether you are on a Mac, Windows PC, iPhone, or Android in New York, Toronto, London, or Sydney — our tools work instantly in any modern browser.
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