Yes, both Sensive and Project.co offer a Free Trial.
Sensive is designed for Large Enterprises, Medium Business and Small Business.
Project.co is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for Sensive Starts at $10/Month whereas for Project.co Starts at $10/User/Month.
Some top alternatives to Sensive includes Infolio, Basecamp, Teamwork, Microsoft Project, CollaborateCloud, ClickUp, Project.co, Collabee, Teamwork Spaces, Acollab and Collato.
Some top alternatives to Project.co includes TeamGantt, Zoho Projects, Teamwork, ActiveCollab, ProjectManager.com, Microsoft Project, Projectworks, TaskBranch, CollaborateCloud, ClickUp and Project Insight.
