Open Subtitles MKV Player is a freeware with modern and intuitive interface, known more from smartphones and tablets.
All functions are easily accessible, the exact moment they are needed, and with automatic and free codecs updates can you play any video or audio files.
One of the biggest advantages of the program is cooperation with the best subtitles servers (eg opensubtitles.org) and downloading matching subtitles in multiple languages. In case, there are not subtitles yet, you will be notified when they are available.
Unprecedented in other players function is to play torrents of movies and series with matching subtitles without downloading it to the local disk.
Completely free Open Subtitles MKV Player: