It's sadly evident that most to-do list apps are created by people with remarkably little to do. This is a delightful rare exception. Logical, simple but powerful, with all the basic necessities covered and good customization options, this is the closest mobile equivalent to AbstractSpoon's ToDoList available. Edit: Removing one star for the total removal of local backup. Monetization is understandable and deserved, but removal of a simple local failsafe to push (Premium) cloud backup reeks.