Open the application, load the subtitle file, and edit the line you want. It's possible to edit the line and delete its content and the timing will remain. You can use the same timing and different text.
MKV To AVI With Subtitle can convert mkv with subtitle to avi file.
Beyond Sync real time sync monitors folders for changes.
Sync files between disks, directories, network shares and NAS storage devices.
Open the application, load the subtitle file, and edit the line you want. It's possible to edit the line and delete its content and the timing will remain. You can use the same timing and different text.