Convert COB to CC

Absolute majority of different .cob and .cc files are text files scripts, meaning these can be opened and edited using any editor. It is unlikely any dedicated utility for cob to cc conversion exists, but some text editor might offer various parses that can be used to transform scrips or similar files between different syntax. Unfortunately, we do not have any particular information about such export or conversion or what it might be used for.

Simply put, it is impossible to convert COB to CC directly.
Thus, there is no so-called cob to cc converter or a free online .cob to .cc converter to be found.