Yes, both Dixa and Tidio Helpdesk offer a Free Trial.
Dixa is designed for Large Enterprises, Medium Business and Small Business.
Tidio Helpdesk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Dixa Starts at $39/User/Month whereas for Tidio Helpdesk Starts at $24/month when yearly.
Some top alternatives to Dixa includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Zendesk Talk, Freshservice, Freshdesk, ClickDesk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Help Scout, HelpdeskEddy, LabiDesk and Zendesk Chat.
Some top alternatives to Tidio Helpdesk includes Zendesk Support and Zoho Desk.