AVI to MP4 Converter

Convert AVI to MP4 online — private, fast, and runs entirely in your browser with ffmpeg.wasm.

Upload AVI videos or drag & drop below. Output uses H.264 + AAC for broad compatibility.

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Drop Your AVI Files Here

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Private & secure • Files stay on your device

AVI to MP4 Converter – Free Online Tool

Looking to convert AVI to MP4 quickly, easily, and without losing quality? Our free AVI to MP4 converter makes it simple to transform your videos into the most widely supported format. Whether you need to convert AVI for MP4 playback on your phone, computer, or streaming platform, this tool handles it all—fast, free, and online.

Convert AVI to MP4 in Seconds

With just a few clicks, you can convert AVI files to MP4 format and enjoy smooth playback anywhere. AVI files are often large and outdated, while MP4 is the modern standard supported by nearly every device and media player. Use our converter to:

  • Save AVI as MP4 for smaller file sizes
  • Transfer AVI to MP4 for compatibility with mobile devices
  • Batch convert AVI to MP4 without losing quality
  • Convert AVI to MP4 free, online, and without limits

Why Choose MP4 Over AVI?

MP4 is lighter, faster, and universally compatible. Unlike AVI, MP4 files play on Mac, Windows, Android, iOS, and even in web browsers. By using our AVI to MP4 converter online, you ensure your videos are shareable and stream-ready.

Need the reverse? We also provide a MP4 to AVI converter for those who prefer uncompressed formats or need AVI for editing software.

Features of Our AVI to MP4 Converter

  • Free and Unlimited – Convert AVI to MP4 online free with no size limit.
  • Cross-Platform – Works on Windows 10, Windows 11, Mac, and Android.
  • High Quality – Compress AVI to MP4 without losing clarity.
  • Large File Support – Convert AVI over 1GB, 2GB, or even 5GB.
  • Multiple Options – AVI to MP4 converter download, free software, or online instant tool.

How to Convert AVI to MP4 Online

  1. Upload your AVI file.
  2. Choose MP4 as your output format.
  3. Click convert and download instantly.

That’s it! Whether you need to change AVI to MP4 for a quick project or convert AVI movie to MP4 for permanent storage, our tool makes it effortless.

More Conversion Options

  • AVI to MP4 for Mac – Convert AVI on Mac or MacBook free.
  • VLC Convert AVI to MP4 – Use VLC Media Player for offline conversions.
  • HandBrake AVI to MP4 – Another option for bulk video processing.
  • MP4 to AVI – Switch back with our free MP4 to AVI converter online.

Best Way to Convert AVI to MP4

Whether you want the fastest online AVI to MP4 converter, need AVI to MP4 free software download, or simply want to turn AVI into MP4 without hassle, our platform provides the best way to get it done.

No matter the file size—small clips or large movies—you can transform AVI to MP4 instantly.