Open source One-time fee (1 license = 1 website with life time updates) 50 users can chat at one time (i.e. 10 operators and 40 visitors) [?] Cute skin (fully customizable) Chat logs, of course 😉 Very clean code Fast and lightweight More than one operators can reply the same user’s question Visitors can fill out contact form when all operators are offline “Email notifications” when new visitor is online (optional) SSL support. All your and visitor messages will be encrypted Tested with WordPress 4.1