Free AVI to MP4 Converter
All processing runs locally to protect your privacy. Supports batch AVI conversion plus trim, resize, and bitrate settings.
Max file size 1GB
By continuing, you agree to our Terms of Use.
How to Convert AVI to MP4 in 3 Steps
Upload your AVI file
Click the upload area or drag and drop your AVI file into the converter.
Start conversion
Click Convert to begin converting AVI to MP4 directly in your browser.
Download your MP4
Once conversion is complete, click Download MP4 to save the file to your device.
Feature Highlights
Free online converter
Convert AVI to MP4 online without installing software or creating an account.
Fast and simple workflow
Upload, convert, and download in a few clicks with a clean, beginner-friendly interface.
Privacy-focused processing
Your files are processed in the browser workflow to reduce privacy concerns and improve control.
MP4 output with broad compatibility
Get MP4 files that play smoothly across major devices, browsers, and platforms.
FAQ
Is this AVI to MP4 converter free to use?
Do I need to install software?
No. You can use the converter directly in your browser.
Will video quality be preserved?
The converter is designed to keep strong visual quality, and you can adjust settings when needed.
Can I use it on mobile devices?
Yes. It works on modern mobile browsers as well as desktop browsers.
Is there a file size limit?
Large files may depend on browser and device performance. For very large videos, converting in smaller batches is recommended.