ParaChat
If you want a Java based chat solution, you can't beat ParaChat. This company has been in the chat industry for over a decade and they have an impressive client list. This chat software is very easy to install and there is virtually no learning curve involved.
InstantService
One-on-one chat between a potential customer and a customer service representative can be very advantageous when it comes to closing the deal. If that is the type of chat software you need, InstantService is an excellent solution.
MyWebChatLive
Similar to the InstantService product, MyWebChatLive is good for a website with a limited budget. With packages starting as low as a couple dollars per month, any website can afford to add this one-on-one chat solution.
LivePerson
LivePerson combines the powerful abilities of chat with voice capabilities. With LivePerson, a customer service representative can chat online with a potential customer and then with one click a phone call can be initiated. This is the ultimate software for businesses looking to capitalize on all of their daily traffic.