Yes, both Zendesk Support and Alterra offer a Free Trial.
Zendesk Support is designed for Large Enterprises, Medium Business and Small Business.
Alterra is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Zendesk Support begins at $19/user/month when yearly, while pricing details for Alterra are unavailable.
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.
Some top alternatives to Alterra includes Quickchat, Conversational AI Bot, KODA Bots, InsiteBot and Tiledesk.