Live chat for your site. 
Pros
Cons
Pricing
  • Automated transcripts
  • Integrations with common CRM
  • monitors website visitors
  • connects to IOS, Android and Blackberry
  • Custom CSS edits available
  • proactive charts and triggers
  • offline mode
  • hide chat bar option
  • Complex to set up the third party instant messenger
  • can only block someone for the current chat
  • $25/mo