Yes, both Sunsama and Smartsheet offer a Free Trial.
Sunsama is designed for Large Enterprises, Medium Business and Small Business.
Smartsheet is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Sunsama Starts at $16/Month when Billed Yearly whereas for Smartsheet Starts at $9/month when yearly.
Some top alternatives to Sunsama includes Todoist, Wrike, Smartsheet, Asana, nTask, Microsoft To Do, TickTick, Today, Any.do, MeisterTask, ClickUp and TasksBoard.
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.