Yes, both Yazira and Todoist offer a Free Trial.
Yazira is designed for Large Enterprises, Medium Business and Small Business.
Todoist is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Yazira Starts at $9/User/Month whereas for Todoist Starts at $4/Month when Billed Yearly.
Some top alternatives to Yazira includes Todoist, Wrike, Smartsheet, TeamGantt, Teamwork, ProjectManager.com, nTask, RationalPlan, Today, Teamly, ClickUp, Height and Canvasrs.
Some top alternatives to Todoist includes Trello, Wrike, Smartsheet, Teamwork, nTask, Microsoft To Do, Remember The Milk, TickTick, Any.do, MeisterTask, ClickUp and TasksBoard.