Convert MP4 to AVI Video
Convert MPEG-4 Part 14 Video (MP4) video files into universally compatible Audio Video Interleave (AVI) format. Fast, private, and free with no file size limits or upload waiting times.
MP4 vs AVI: Format Comparison
| Feature | MP4 | AVI |
|---|---|---|
| Compression Algorithm | Lossy (Compact file size) | Lossy (Compact file size) |
| Alpha Transparency | Not Supported (White background) | Not Supported (White background) |
| Animation / Sequences | Supported | Supported |
| Browser Compatibility | 100% (Universal video support) | Requires conversion for HTML5 video playback |
| Ideal Application | Web video streaming, social media uploads (YouTube, Instagram, TikTok), universal playback | Legacy Windows video archives, dashcams, older digital camcorders |
How to Convert MP4 to AVI (3 Easy Steps)
- Upload MP4: Select your MP4 file by dragging and dropping it into the conversion box, or click Browse to choose from your device.
- Select AVI Output: Configure your output parameters. The tool is pre-set to convert to AVI. Adjust quality or dimension preferences if required.
- Instant Download: Click Convert and download your finished AVI instantly. Everything processes locally in your browser memory.
Technical Specifications
About MP4
Full Name: MPEG-4 Part 14 Video
MIME Type: video/mp4
Developer / Standard: International Organization for Standardization
The most universally compatible video format in history, playing natively on all modern phones, TVs, and computers.
About AVI
Full Name: Audio Video Interleave
MIME Type: video/x-msvideo
Developer / Standard: Microsoft Corporation
Introduced with Video for Windows in 1992 as a pioneering multimedia format.
Frequently Asked Questions
How do I convert MP4 to AVI?
Upload your MP4 video, adjust frame size or quality if desired, and click Convert. The video is rendered directly in your browser using WebAssembly FFmpeg.
Is there a file size limit for MP4 conversions?
Because processing runs locally on your computer rather than remote cloud servers, you are not bound by typical 100MB server upload caps.
Can I play AVI on all devices?
Requires conversion for HTML5 video playback