Yes, both Office Otter and Todoist offer a Free Trial.
Office Otter is designed for Large Enterprises, Medium Business and Small Business.
Todoist is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Office Otter Starts at $15/month when monthly whereas for Todoist Starts at $4/Month when Billed Yearly.
Some top alternatives to Office Otter includes and Todoist.
Some top alternatives to Todoist includes Trello, Wrike, Smartsheet, Teamwork, nTask, Microsoft To Do, Remember The Milk, TickTick, Any.do, MeisterTask, ClickUp and TasksBoard.