The following are the sites which needs a normal sign up to know the visitors traffic on your websites:-
I think you have a thinly masked affiliate link there and that you don't care about knowing your visitors ... if so, you'd realize that a help desk software isn't the solution.
For those of us reading who aren't brain-dead bots, may I suggest a combination of getclicky (web analytics) & surveymonkey (survey analytics) ... with a little networking common sense.
There are a million ways to get to know your customers ... live chat isn't one.
Data is important to online businesses these days. In order to better engage your customers, you need to first know them well. It is said that a live chat monitor is a good way to track site visitors, I wonder what do you guys think about this?