OmniFocus offers Free Trial, but 4.Do does not.
4.Do is designed for Individuals, Large Enterprises, Medium Business and Small Business.
OmniFocus is designed for Large Enterprises, Medium Business and Small Business.
The starting price of OmniFocus begins at $9.99/Month, while pricing details for 4.Do are unavailable.
Some top alternatives to 4.Do includes Todoist, Wrike, Smartsheet, Track My Work, ProjectManager.com, nTask, my2do.in, Today, OmniFocus, ClickUp, WeekToDo, Atomicly and Tiblo.
Some top alternatives to OmniFocus includes Todoist, Wrike, Smartsheet, Asana, ProWorkflow, nTask, Taskworld, TickTick, Today, MeisterTask, ClickUp and StickyList.