Yes, both Gantter and monday.com offer a Free Trial.
Gantter is designed for Individuals, Large Enterprises, Medium Business and Small Business.
monday.com is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Gantter Starts at $5/User/Month whereas for monday.com Starts at $9/user/month when monthly.
Some top alternatives to Gantter includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Microsoft PPM, Wrike, TeamGantt, monday.com, Teamwork, ProjectManager.com, Microsoft Project, Workep, Worksuite, Plan, Quick Base and Ravetree.
Some top alternatives to monday.com includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Basecamp, Trello, Wrike, ProofHub, Asana, Teamwork, ProjectManager.com, Microsoft Project, Taskworld, Quick Base and Zoho Cliq.