Popular Video Conversions
MP4 to WEBM Conversion Guide
Converting MP4 videos to WEBM format is essential for web performance optimization and smaller file sizes. MP4 files are universal compatibility and wide device support, while WEBM offers modern open-source format with excellent compression. This conversion is commonly needed for web streaming, mobile devices, social media to web optimization, HTML5 video, YouTube.
Why Convert MP4 to WEBM?
WebM provides superior compression for web use, reducing file sizes by 20-40% while maintaining visual quality. Perfect for optimizing videos for website hosting and faster streaming. 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 MP4 to WEBM
Simply drag your MP4 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.