Yes, both Microsoft Planner and Smartsheet offer a Free Trial.
Microsoft Planner is designed for Large Enterprises, Medium Business and Small Business.
Smartsheet is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Microsoft Planner Starts at $10/user/year when yearly whereas for Smartsheet Starts at $9/month when yearly.
Some top alternatives to Microsoft Planner includes Connecteam, Smartsheet, Miro, Todoist, Notion and Process Street.
Some top alternatives to Smartsheet includes Miro, Process Street, Wrike, Notion, Jira, Microsoft PPM, Trello, TeamGantt, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project and Airtable.