hmm.. i wouldn't recommend any windows programs look-a-like for macs, due to the fact that windblows itself contains very many virusses which are harmfull for the user-friendly macintosh, but if ya like the extra work, your free to do as you please ... virtual pc with windows xp for mac os x costs as much as the artmatic pro program, which is named to be a fractal program on steroids smile another fractal generator for macs runs in the cllassic mode of mac os x and under mac os 9 ... program is called spangfract, which you can find at http://home.cinci.rr.com/fractalman/Programs/ i use artmatic pro myself, which you also can find at http://www.uisoftware.com/ review is at http://www.creativepro.com/story/news/18327.html and you can combine it with artmatic voyager, which looks like terragen... greetings, Harmen