YNO is described as 'Clean and minimal todo list designed for clarity, focus, and daily productivity. It helps you track tasks using a simple Yes / No system - without complex planning or overload' and is a todo list manager in the office & productivity category. There are more than 50 alternatives to YNO for a variety of platforms, including Mac, Android, iPhone, Web-based and Windows apps. The best YNO alternative is Super Productivity, which is both free and Open Source. Other great apps like YNO are Notesnook, Todoist, Workflowy and Tasks.org.