Yes, both Todoist and Fellow offer a Free Trial.
Todoist is designed for Large Enterprises, Medium Business and Small Business.
Fellow is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Todoist Starts at $4/Month when Billed Yearly whereas for Fellow Starts at $5/User/Month when Billed Yearly.
Some top alternatives to Todoist includes Trello, Wrike, Smartsheet, Teamwork, nTask, Microsoft To Do, Remember The Milk, TickTick, Any.do, MeisterTask, ClickUp and TasksBoard.
Some top alternatives to Fellow includes MeetingKing, Amazemeet, Lucid Meetings, e-Meeting, Meetinch, Tidycal, Meetgeek, MeetingBest, Topicflow, MeetNotes and One One Meeting.