Yes, both Box and ProofHub offer a Free Trial.
Box is designed for Large Enterprises, Medium Business and Small Business.
ProofHub is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Box Starts at $5/User/Month when Billed Yearly whereas for ProofHub Starts at $79/user/month when yearly.
Some top alternatives to Box includes CollaborateCloud, Microsoft SharePoint, Dropbox Business, FileCloud, ownCloud, Microsoft OneDrive for Business, Dropbox Professional, Citrix Content Collaboration, Genialcloud Facsys and Box Skills.
Some top alternatives to ProofHub includes monday.com, Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Basecamp, Trello, Wrike, TeamGantt, Asana, Teamwork, ProjectManager.com, Trackboard, Quick Base and Project Insight.