Decant

Convert AVI to MP4

Convert AVI files to MP4 in your browser.

Drop files here

or paste them in. Whole folders work too.

  • Nothing is uploaded
  • Works offline
  • Free and open source

How to convert AVI to MP4

  1. Choose your AVI files, or drop them anywhere on this page.

  2. Check that MP4 is selected, and change the settings if you need to.

  3. Select Convert, then save your MP4 files.

About AVI and MP4

AVI

AVI is an old Microsoft video container. Files are often large, and many modern players and phones can’t open them.

MP4

MP4 is the most widely supported video format. It plays on phones, in browsers and on TVs, and opens in almost every editing app.

Questions

How do I convert AVI to MP4?
Choose your AVI files or drop them on this page, check that MP4 is selected, then select Convert and save the result. It works the same on a phone or a computer.
Is it safe to convert AVI to MP4 here?
Yes. The conversion runs in your browser, so your AVI files are never uploaded, stored or logged.
Can I convert several AVI files at once?
Yes. Add as many as you like and they convert together. Save each result on its own, or all of them as one ZIP.

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