Yes, both Thinkspace and ClickUp offer a Free Trial.
Thinkspace is designed for Large Enterprises, Medium Business and Small Business.
ClickUp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Thinkspace Starts at $10/User/Month when Billed Yearly whereas for ClickUp Starts at $7/User/Month when yearly.
Some top alternatives to Thinkspace includes ClickUp, CollaborateCloud, Zoho Connect, Airtable, mi.team, Google Workspace, Board, CoLab, Collabtools, Sparkin and Wide Ideas.
Some top alternatives to ClickUp includes Basecamp, Trello, TeamGantt, Asana, Teamwork, ProjectManager.com, ProWorkflow, nTask, Todoist and Height.