Yes, both Olark and Trakdesk offer a Free Trial.
Olark is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Trakdesk is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Trakdesk begins at $9.99/User/Month when Billed Yearly, while pricing details for Olark are unavailable.
Some top alternatives to Olark includes ZoomInfo Chat, LiveAgent, LiveChat, LiveEngage, MyLiveChat, Zendesk Chat, Intercom, Smartchat, LinkedChat, ChatFlow247 and Freshchat.
Some top alternatives to Trakdesk includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Helprace, ReadyDesk, Sitehelpdesk, HESK, Help Desk Premier and BoldDesk.