Xerox
Yes, both Office Chat and Brosix offer a Free Trial.
Office Chat is designed for Medium Business and Small Business.
Brosix is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Office Chat Starts at $20.75/Month when Billed Yearly whereas for Brosix Starts at $4/User/Month when Billed Yearly.
Some top alternatives to Office Chat includes Google Chat, Output Messenger, Trillian, Dialog, imBee, Pumble, Takle, TelebuPing, Microsoft Kaizala and ICQ.
Some top alternatives to Brosix includes mi.team, Slack, Glip, Output Messenger, Dialog, Office Chat, TIMU, imBee, ChatBlazer and Teamwork Chat.