MKVToolNix 82.0

Free Download MKVToolNix latest standalone offline installer for macOS. It is a set of tools to create, alter and inspect Matroska files.

A small set of tools called MKVToolNix (mkvmerge, mkvinfo, mkvextract, mkvpropedit, and mmg) lets you change Matroska (MKV) files in different ways. You can make, split, change, mux, demux, merge, extract, or look at Matroska files with MKVToolNix.

It can also read and write audio and video files in AVI, MPEG, MP4, MPEG, Ogg/OGM, RealVideo, MPEG1/2, h264/AVC, Dirac, and VC1. It can also read and write some video codecs, like VP9, which can read from IVF/Matroska/WebM files and extract to IVF files. It can also read and write most subtitle formats, such as SRT, PGS/SUP, VobSub, ASS, SSA, and more. You can also Download CopyQueue 


  • Easy Multiplexing and Demultiplexing
  • Multiplexing (putting together) and demultiplexing (separating) MKV files is easy to do with MKVToolNix.
  • You can choose which streams to use and change them with MKVToolNix. You have full control over the streams in an MKV file.
  • You can easily add, remove, or change video, audio, and subtitle tracks with this program.
  • When MKVToolNix GUI: header editor: files have only legacy track language elements and no IETF language
  • elements, the header editor will take the heritage elements and use them to make the IETF language elements.

System Requirements

MacOS 10.15 and later

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