About .ASS File Format
To work with ASS files in Anycount, let’s get to know a little more about this format.
ASS (Advanced SubStation Alpha) is the second proprietary subtitling format of the the SubStation Alpha subtitle editor, designed to be more advanced than the previous SSA format. Featuring expanded functionality, this format could be used for a wide array of subtitling tasks, from simple text to Karaoke graphics.
Link:
SubStation Alpha (download link)