Yes, both Instagantt and monday.com offer a Free Trial.
Instagantt is designed for Individuals, Freelancers, Medium Business and Small Business.
monday.com is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Instagantt Starts at $4.16/User/Month when Billed Yearly whereas for monday.com Starts at $9/user/month when monthly.
Some top alternatives to Instagantt includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Wrike, TeamGantt, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, GanttPRO, nTask, Quick Base, GoodGantt and Gantt.io.
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.