Yes, both LiveAgent and Nicereply offer a Free Trial.
LiveAgent is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Nicereply is designed for Large Enterprises, Medium Business and Small Business.
Pricing for LiveAgent Starts at $15/User/Month whereas for Nicereply Starts at $39/Month when Billed Yearly.
Some top alternatives to LiveAgent includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, ClickDesk, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Help Scout, LabiDesk, LiveChat, Zendesk Chat, LiveHelpNow and Little SaaS Communication.
Some top alternatives to Nicereply includes SurveyMonkey, QuestionPro, SightMill, SurveySparrow, Couchsurvey, SurveyRock, Cognito Forms, Liveform, SatisMeter, SmileBack and Simplesat.