Why convert an MKV to another MKV?

Re-processing an MKV is useful to compress it, change the video codec, or fix a file that will not play correctly in some players.

Does re-encoding reduce quality?

Re-encoding a compressed video is lossy, so there is a small trade-off. Keeping a reasonable bitrate keeps it visually close to the original.

Can this make the file smaller?

Yes, one common reason is to shrink a large MKV for easier storage or sharing.

Are audio tracks and subtitles kept?

MKV can hold multiple tracks, and these are generally preserved through the conversion.

MKV to MKV Converter

Convert MKV to MKV online quickly and easily. Just upload your file, convert it, and download the MKV in seconds.

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What is MKV ?

MKV, or Matroska Video, is a versatile multimedia container format that can hold a variety of video, audio, subtitle, and metadata streams. It is widely used for high-definition online video content due to its support for advanced codecs and features such as multiple audio tracks and subtitles.

MKV format ▶

What is MKV ?

MKV format ▶

How to Convert MKV to MKV in Just a Few Steps

Upload your MKV file
Drag and drop your MKV file, click 'Select Files' to upload from your device, or import directly from Dropbox, Google Drive, OneDrive, or paste a URL.
Choose MKV as output format
The converter is preset to MKV, but you can select any other output format before converting.
Adjust settings (optional)
If you like, tweak output options such as resolution, quality, or compression before converting.
Convert the file
Click the 'Convert' button. The conversion takes only a few seconds.
Download your converted file
Download the converted file to your device, or save it directly to Google Drive, Dropbox, or OneDrive.

Why Convert MKV to MKV file?

Converting an MKV to another MKV may look pointless, but it is a practical way to fix or optimize a video while keeping the same container. Not all MKV files are equal inside — they can hold different codecs, multiple audio tracks, and subtitles, and a file may need cleaning up, re-encoding, or trimming down in size. Re-processing an MKV can repair a file that will not play properly or make an oversized video smaller.

This is the tool to reach for when an MKV technically opens but misbehaves — stutters, refuses to play in an editor, or is simply too large. Rebuilding it into a cleaner MKV can resolve those issues or reduce the file size. You keep the flexible MKV format, which is great for high-quality video with multiple tracks, just in a more reliable or more compact form. Your original stays untouched.

Start converting MKV to MKV now — it’s fast, safe, and completely online!

Frequently Asked Questions

Why convert an MKV to another MKV?

Re-processing an MKV is useful to compress it, change the video codec, or fix a file that will not play correctly in some players.
Does re-encoding reduce quality?

Re-encoding a compressed video is lossy, so there is a small trade-off. Keeping a reasonable bitrate keeps it visually close to the original.
Can this make the file smaller?

Yes, one common reason is to shrink a large MKV for easier storage or sharing.
Are audio tracks and subtitles kept?

MKV can hold multiple tracks, and these are generally preserved through the conversion.

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MKV to MKV Converter

What is MKV ?

What is MKV ?

How to Convert MKV to MKV in Just a Few Steps

Why Convert MKV to MKV file?

Frequently Asked Questions