Yes, both Atomic and Smartsheet offer a Free Trial.
Atomic is designed for Large Enterprises, Medium Business and Small Business.
Smartsheet is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Atomic Starts at $12/month when monthly whereas for Smartsheet Starts at $9/month when yearly.
Some top alternatives to Atomic includes Todoist, Wrike, Smartsheet, nTask, ClickUp, Meetin.gs, Calendar.AI, Office Tracker, GMinutes, Atomicly, Google Calendar and Calendar.
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.