WeekToDo is described as 'Free and Open Source minimalist weekly planner. With WeekToDo you can start improving your productivity by defining and managing your week and your tasks in an easy and intuitive way' and is a todo list manager in the office & productivity category. There are more than 100 alternatives to WeekToDo for a variety of platforms, including iPhone, Android, Web-based, iPad and Mac apps. The best WeekToDo alternative is Todoist, which is free. Other great apps like WeekToDo are TickTick, Tasks.org, Planify and Snaptick.