SID Player ]I[ by Craig Chamberlain - Found this player in a random archive and noticed I don't have it in the collection.  I'm going to assume this is a modified version of the SID Player from Compute! magazine.  As a bonus, this disk come with many SIDs to check out.  

If you ever wanted to know ANYTHING about SID Player from Compute!, check out this site - https://sidplayer.org