Chatstack allows you to chat with your website visitors. You are able to see who is currently browsing your website and accept incoming chat requests from your website visitors right from your Mac OS X computer. Please note: This software requires our Chatstack Server Software v4.0 or above. You can not use this app unless you are already using our Chatstack software on your website. For support, please visit our website for technical support - we aren't able to respond to issues reported in iTunes reviews.