Convert AVI to WEBM

Converting AVI videos to WEBM format is essential for web performance optimization and smaller file sizes. AVI files are legacy format with broad software support, while WEBM offers modern open-source format with excellent compression. This conversion is commonly needed for older systems, Windows devices, archival to web optimization, HTML5 video, YouTube.

Why Convert AVI to WEBM?

WebM offers the best compression efficiency. Perfect for converting old AVI files to modern web formats with significantly smaller file sizes. Our browser-based converter uses FFmpeg.wasm to handle this conversion without uploading files to any server, ensuring complete privacy and fast processing.

How to Convert AVI to WEBM

Simply drag your AVI files into the upload zone, select WEBM as the output format, and click Convert. The tool processes videos locally using FFmpeg compiled to WebAssembly, maintaining quality while converting to WEBM format. Download individual files or get everything as a ZIP archive for batch conversions.