Compress & Optimize MP4 and WebM Video Clips Client-Side
Reduce video file sizes directly inside your browser without uploading proprietary video files to third-party cloud servers. Select resolution and target bitrate with live preview.
Free Video Converter & Compressor
Convert and compress MP4, WebM, MOV, and MKV videos or extract audio to MP3. 100% private in your browser.
Drop your MP4, WebM, MOV, or MKV videos here, or browse
Supports MP4, WebM, QuickTime MOV, and MKV • Max 200 MB per file • 100% In-Browser
Compress video streams by up to 70% for fast buffering on mobile networks and websites.
Extract pure MP3 audio tracks directly from video clips without installing desktop software.
No server uploads required. Video decoding, scaling, and compression execute directly on your machine.
Free Video Optimizer Features
- In-browser client-side video stream encoding
- Adaptive resolution scaling (1080p, 720p, 480p)
- High-efficiency WebM and MP4 compression profiles
- Zero server upload: complete privacy for sensitive recordings
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