MP4 to AVI

This is a downgrade, and the only honest reason to do it is old hardware, usually a DVD player or an industrial display that reads AVI only.

Runs in your browser // nothing is uploaded

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What survives the conversion

Derived from what each format is able to store, not from what the conversion promises.

Kept

Audio track

Lost

Metadata
Chapters

Settings used

MPEG-4 Part 2 at -q:v 5 with MP3 audio, which is what old AVI decoders expect.

When not to convert

Nearly always. If the target plays MP4, do not convert.

About these formats

Video

What is a MP4 file?

MP4 is a container rather than a codec: it usually holds H.264 video with AAC audio, which is the single most widely playable combination on the internet. It supports subtitles, chapters and multiple audio tracks, and streams well because metadata can sit at the front of the file.

Read the format guide

Common questions

Does converting MP4 to AVI lose anything?

Yes. Metadata, Chapters cannot be carried into AVI and are dropped. This is a downgrade, and the only honest reason to do it is old hardware, usually a DVD player or an industrial display that reads AVI only.

Are my files uploaded when I convert MP4 to AVI?

No. The conversion runs in your browser tab, so the file is never transmitted and the page works offline once loaded.

What settings does Filoven use for MP4 to AVI?

MPEG-4 Part 2 at -q:v 5 with MP3 audio, which is what old AVI decoders expect.

When should I not convert MP4 to AVI?

Nearly always. If the target plays MP4, do not convert.