Yes, both CircleLoop and Gorgias offer a Free Trial.
CircleLoop is designed for Freelancers, Medium Business and Small Business.
Gorgias is designed for Large Enterprises, Medium Business and Small Business.
Pricing for CircleLoop Starts at $6.45/User/Month whereas for Gorgias Starts at $10.
Some top alternatives to CircleLoop includes Nextiva, Dialer360, CloudTalk, HoduCC, Call Center Studio, TelebuHub, Truly, 3CX, My Hotline and CloudCall.
Some top alternatives to Gorgias includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, Deskero, Reamaze, HelpDesk, SysAid, Jitbit Helpdesk, HubSpot Service Hub, Desky, eStreamDesk, Salesforce Service Cloud, HelpdeskEddy and Trakdesk.