Yes, both Glasscubes and Smartsheet offer a Free Trial.
Glasscubes is designed for Large Enterprises, Medium Business and Small Business.
Smartsheet is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Glasscubes Starts at $35/Month whereas for Smartsheet Starts at $9/month when yearly.
Some top alternatives to Glasscubes includes Teamwork, CollaborateCloud, ClickUp, Microsoft SharePoint, Collabee, Microsoft Teams, Sensive, mi.team, Google Workspace, Greenbox and Ideagen Huddle.
Some top alternatives to Smartsheet includes Quickbase , ClickUp, Zoho Projects, Jira, Microsoft PPM, Trello, TeamGantt, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project and Airtable.