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.avi

Audio Video Interleave

Commonly known as AVI

Legacy multimedia container format by Microsoft. developed by Microsoft and released in 1992, it has become a standard for Legacy Windows software, Short uncompressed clips.

Key Features

  • High quality master files
  • Simple architecture

Limitations

  • Huge file sizes
  • No streaming support
  • Outdated

When to use AVI?

The AVI format is ideal for Legacy Windows software, Short uncompressed clips. Its MIME type is video/x-msvideo.

How to open .avi files

  1. macOS: Use native Preview/Quick Look or import into professional apps that support AVI.
  2. Windows: Open via Photos, Media Player, or dedicated editors by enabling the relevant codec pack.
  3. Browser: Drag the file into FileConvert to transform it into a universally supported alternative before sharing.

Popular Conversions

Convert AVI to...

AVI to MP4
AVI to WebM
AVI to MOV
AVI to MKV
AVI to MP3
AVI to GIF

Convert to AVI

MP4 to AVI
WebM to AVI
MOV to AVI
MKV to AVI
FLV to AVI
3GP to AVI

FAQs about AVI

How do I open a .avi file?

You can open AVI files with native tools on Mac, Windows, and Linux or convert them for free using FileConvert.

Is AVI still relevant in 2025?

AVI remains essential for Legacy Windows software thanks to its high quality master files benefit.

How do I convert AVI into other formats?

Visit our AVI conversion directory to switch between Audio Video Interleave and 200+ alternatives without uploading files.