MP4 to AVI Converter

Convert MP4 videos to AVI for compatibility with legacy Windows software and older editing tools. LessMB processes the conversion locally.

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MP4 · MOV · WebM · MKV · AVI

アップロード不要完全無料ブラウザ内で動作

仕組み

MP4 to AVI Converter ブラウザ内のプライベートな作業向け

Some older applications only accept AVI input. Convert MP4 to AVI when your workflow requires this legacy container.

Adjust resolution and quality settings to balance output file size and visual fidelity.

Your MP4 file is converted on your device. No server upload is needed.

Convert MP4 downloads to AVI for older editing tools and players.

Legacy software

Create AVI versions of MP4 files for Windows applications that prefer AVI.

Windows workflows

Convert MP4 to AVI for older devices and media players with AVI-only support.

Device playback

FAQ

このツール、対応ワークフロー、ローカル処理についてのよくある質問です。

アップロード不要無料ブラウザ内処理

Is converting MP4 to AVI free?

Yes. LessMB converts MP4 to AVI for free in your browser without an account.

Will the AVI be larger than the MP4?

Often yes. AVI typically uses less efficient codecs, so the output may be larger than the MP4 source.

Are files uploaded?

No. Conversion runs locally in your browser session.