What is a .MKV File?
Matroska Video (.mkv) - Specifications, details, and free conversion tools.
Technical Details & Specifications
Format Name:
Matroska Video
File Extension:
.mkv
Category:
Video
MIME Type:
video/x-matroska
Open container format holding unlimited video, audio, picture, and subtitle tracks.
How to Open .MKV Files
Files with the .mkv extension can typically be opened using modern web browsers, media players, or native system viewers. If your operating system cannot open this file, you can convert it to a universal format like MP4, MP3, JPG, or PDF using SnapConvert without installing additional software.