Yes, both Zendesk Support and Flowlu offer a Free Trial.
Zendesk Support is designed for Large Enterprises, Medium Business and Small Business.
Flowlu is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Zendesk Support Starts at $19/user/month when yearly whereas for Flowlu Starts at $29/Month when Billed Yearly.
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 Flowlu includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Wrike, TeamGantt, Teamwork, ProjectManager.com, Microsoft Project, TaskBranch, Quick Base, Project.co, Height, Ravetree, Project Insight and SmartTask.