Tasks is one of the most popular to-do (productivity) applications on the Windows 8 and Windows Phone stores.
The purpose of the application is simple - to help you organize your everyday tasks.
With Tasks you can create tasks, projects, categories, use location services, use your contacts, record audio and much much more. On top of that, Tasks allows you to backup your data to the cloud and sync it across devices. This way you'll never lose anything valuable.