Compress MKV Video Files
If you have MKV files that are too large to share or upload, our **MKV Compressor** is the perfect solution. Reduce file size by up to 80% while preserving high visual quality.
How to compress MKV?
- Upload your **MKV** file.
- Choose a compression mode (Quality, Percentage, or Fixed Size).
- Click **Compress** and download your optimized video.
Our tool works directly in your browser using FFmpeg.wasm, meaning your MKV files are never uploaded to a server, ensuring 100% privacy and speed.