This App is a powerful, flexible and elegant task coach application for iPhone/iPad. it fully supports sub-tasking. it's very simple and intuitive to use. Full sub-tasking support.Any task can have it's own sub tasks and each sub tasks can also have it's own sub tasks , and so on it can view the task list on Calendar View Ituns URL:http://itunes.apple.com/us/app/todo-to-do-list-for-your-life/id428912260?mt=8
App info is currently processing and/or the app is not yet fully available for sale on the US App Store.