MKV Compressor

Reduce MKV File Size Online for Free

Settings
0%
(Best Quality)
50%
(Balanced)
100%
(Smallest)
Already Optimized Detected.
This video has a low bitrate. Further compression may not reduce file size.
Large file detected (150MB+). Processing may take 5-10 mins.

Result Preview

Initializing...

Analyzing video frames...

Video Compressed!

0 KB0% Saved

What we do

Key Features

  • MKV Compressor: Specifically optimized to handle large Matroska files.
  • Smart Conversion: Compresses and converts MKV to universally compatible MP4.
  • Turbo Mode: Optimizes frame rate to 24 FPS for fast sharing.
  • Mute Audio: Remove sound to shrink file size significantly.
  • Client-Side: Your MKV files are processed securely in your browser.
  • No Watermark: 100% free for personal and commercial usage.

How do I use it?

It's simple: Step 1: Upload your MKV video. Step 2: Set the compression level. Step 3: Click "Compress MKV".

How do I download?

Once finished, the tool shows your new video size and savings. Click the Download Video button to save the optimized file.

Is this tool free?

Yes, this MKV compressor is 100% Free. There are no limits on the number of files you can process.

Is it only for MKV?

While optimized for MKV, this tool also supports MP4, WEBM, MOV, and AVI files.

Privacy & Security

Your privacy is important. Since this tool runs Client-Side, your video files are never uploaded to our servers.