Yes, both lemtalk and Zendesk Support offer a Free Trial.
lemtalk is designed for Large Enterprises, Medium Business and Small Business.
Zendesk Support is designed for Large Enterprises, Medium Business and Small Business.
Pricing for lemtalk Starts at $40/Month when Billed Yearly whereas for Zendesk Support Starts at $19/user/month when yearly.
Some top alternatives to lemtalk includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, Freshdesk, Teamwork Desk, LiveAgent, Support Hub, HelpDesk, SysAid, Jitbit Helpdesk, Desky, ReadyDesk, LabiDesk, HESK and Little SaaS Communication.
Some top alternatives to Zendesk Support includes Zoho Desk, Tidio Helpdesk, Deskero, Support Hub, HelpDesk, Desky, Help Scout, Salesforce Service Cloud, ReadyDesk, Sitehelpdesk, HESK and BoldDesk.