How to open a .mkv file?

MKV files can be opened by most video players and editors. You can also convert MKV to other formats online using SquishConvert.

How to convert a .mkv file?

Upload your .mkv file to SquishConvert, select an output format, and click Convert. Your converted file will be ready to download in seconds.

Video format

.mkv

Matroska Video

MKV is the most flexible video container format available. It can hold virtually any codec and supports unlimited audio tracks, subtitles, and chapters. It's the format of choice for high-quality video enthusiasts.

MIME type

video/x-matroska

Developer

Matroska.org

Introduced

2002

Advantages

Supports virtually any codec
Multiple audio and subtitle tracks
Chapter support
Open source and free

Limitations

Not natively supported by all players
Not ideal for streaming
Large files at high quality
No hardware playback on some devices

When to use MKV

Movie collections and media servers

Anime with multiple subtitle tracks

Blu-ray rips and backups

Multi-language video distribution

Technical details

MKV uses the Matroska container based on EBML (Extensible Binary Meta Language). It supports H.264, H.265, VP9, AV1 video and virtually any audio codec. No limit on tracks or chapters.

Convert MKV to other formats

7 conversion options available

MKV to MP4 MKV to WebM MKV to MOV MKV to AVI MKV to FLV MKV to WMV MKV to 3GP

Convert to MKV from other formats

7 formats can be converted to MKV

MP4 to MKV WebM to MKV MOV to MKV AVI to MKV FLV to MKV WMV to MKV 3GP to MKV

Ready to convert your MKV files?

358+ conversion options. Fast, free, and secure.

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.mkv

Advantages

Limitations

When to use MKV

Technical details

Convert MKV to other formats

Convert to MKV from other formats

Ready to convert your MKV files?

Other video formats

.mkv

Advantages

Limitations

When to use MKV

Technical details

Convert MKV to other formats

Convert to MKV from other formats

Ready to convert your MKV files?

Other video formats