AVI to MP4

Free

Convert AVI video to MP4 format

Drop video here or click to browse

Convert AVI video to MP4 format

About AVI to MP4

AVI files are often large and tied to older software, which makes them awkward to share or play on phones. AVI to MP4 converts your clip into MP4, the modern format that is smaller and plays on practically any device or platform.

Upload your AVI and download the MP4 in moments. The conversion runs in your browser with no signup, no watermark and nothing to install. Codaiman keeps the tool free and privacy-first, so you can modernize an old AVI for your phone or the web without a desktop converter or an account standing in the way.

Common uses

  • Modernizing an old AVI so it plays on phones
  • Shrinking a bulky AVI into a smaller MP4
  • Uploading legacy footage to a site that wants MP4
  • Sharing a video that opens on nearly any device
  • Preparing AVI clips for a modern video editor

How to use

  1. 1

    Upload your file

    Click the upload area or drag & drop your file. Supports X-MSVIDEO. Up to 50 MB.

  2. 2

    Click "Process — AVI to MP4"

    Click the process button. Your file is converted instantly on our secure servers.

  3. 3

    Download your result

    Preview and download your converted file. No watermarks, no quality loss, no expiry.

Why ToolHub?

  • 100% Free — no account needed
  • Works in your browser — no software required
  • Instant results
  • Secure and private
  • No data stored
  • Simple to use

FAQ

Why convert AVI to MP4?

MP4 is smaller and far more widely supported, so it plays on phones, browsers and most platforms where AVI can be clunky.

Will the MP4 be smaller than my AVI?

Usually yes. MP4's compression is more efficient than older AVI, so the same video often takes less space.

Does the conversion reduce quality?

The MP4 keeps your original resolution. Any difference comes from MP4's efficient compression rather than visible quality loss in most clips.

Can I use AVI to MP4 on mobile?

Yes — ToolHub is fully responsive and works on iPhone, Android, tablets and all modern browsers. No app install needed.