AVI to MP4 Converter
Convert AVI files to MP4 format online for free. 100% private - files never leave your device.
100% Private
All processing happens in your browser. Files never leave your device.
Lightning Fast
No uploads means instant processing. Work with files of any size.
Works Everywhere
Use on any device with a modern browser. No installation needed.
Convert Your Files Now
Drop files here or click to browse
Supports: .avi (max 50.0 MB)
Why Convert AVI to MP4?
Dramatically reduce file sizes
Universal compatibility with modern devices
Better streaming performance
Supported by all video players
Preserves video quality with H.264
Perfect for archiving old AVI files
How to Convert AVI to MP4
Upload File
Select or drag your AVI file
Configure
Adjust settings if needed
Convert
Click the convert button
Download
Save your MP4 file
Perfect For
Legacy Video Conversion
Modernize old AVI video collections
Storage Optimization
Free up disk space with smaller MP4 files
Device Playback
Play videos on smartphones and tablets
Video Sharing
Share AVI videos that everyone can play
Frequently Asked Questions
How do I convert AVI to MP4?
Upload your AVI file, adjust settings if needed, click convert, and download your MP4 file. It's that simple!
Is this converter free?
Yes, our basic conversion tool is completely free. Pro users get unlimited conversions and additional features.
Are my files uploaded to a server?
No! All processing happens directly in your browser. Your files never leave your device, ensuring 100% privacy.
Related Conversions
Ready to Convert More Files?
Start using our free tools today. No account required.