If you ever tried to do synchronize your video files with their subtitles, you know it's a hard and long thing to do.
"Media And Subtitle Renamer" is a free software that easily does the job in matter of seconds. There are a lots of tools built-in so there'd be nothing else needed.
Subtitle to video rename and vice-versa
Search ability in file lists
Batch renaming files (with search and replace ability)
Drag and drop
Copy file names
Remove character from name in list
Add counter
Video extensions which are supported: mkv, mp4, avi, mov
Subtitle extensions which are supported: srt, ass, sub, idx, txt,