Convert MP4 to AVI
Free, instant, and secure online converter. Upload your .mp4 file and receive a crisp .avi result in seconds.
Need the opposite conversion? Convert AVI to MP4 →
How to convert MP4 to AVI
Upload Your File
Click the upload zone or drag and drop your .mp4 file anywhere on the area.
Start Converting
Hit Convert and our server will process your file instantly with high fidelity preservation.
Download Result
Your .avi file is ready in seconds! Click download. Files auto-delete in 6 hours.
MP4 vs AVI: Comparison
| Attribute | MP4 (.MP4) | AVI (.AVI) |
|---|---|---|
| Category | video | video |
| MIME Type | video/mp4 | video/x-msvideo |
| Description | MP4 is the most universally supported video container, ideal for streaming and sharing across all devices. | AVI is a classic Windows video container format known for high compatibility with older software. |
About These Formats
About MP4 files
MP4 is the most universally supported video container, ideal for streaming and sharing across all devices.
About AVI files
AVI is a classic Windows video container format known for high compatibility with older software.
Frequently Asked Questions
How do I convert MP4 to AVI?
Upload your .mp4 file using the box above, or drag and drop it in. We'll automatically convert it to .avi format — just click download when it's ready.
Is it free to convert MP4 to AVI?
Yes. Converting MP4 to AVI is completely free, with no watermarks, no signup, and no limit on how many files you convert.
Is it safe to convert files here?
Yes. Files are processed securely and automatically deleted from our servers a few hours after conversion. We never share or view the contents of your files.
What is a mp4 file?
MP4 is the most universally supported video container, ideal for streaming and sharing across all devices.
What is a avi file?
AVI is a classic Windows video container format known for high compatibility with older software.