Yes, both Basecamp and Zoho Flow offer a Free Trial.
Basecamp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Zoho Flow is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Basecamp Starts at $15/user/month when monthly whereas for Zoho Flow Starts at $10/Month when Billed Yearly.
Some top alternatives to Basecamp includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Trello, Wrike, TeamGantt, monday.com, Asana, Teamwork, ProjectManager.com, Quick Base, Project.co and Notion.
Some top alternatives to Zoho Flow includes Zoho One, Zapier, Nintex, Integrify, ProcessMaker, IBM Business Automation Workflow, BPMapp by 500apps, ZapUp by 500apps, Built.io Flow and Cflow.