27. An Introduction to Creating Apps for Office
In This Chapter
With Office 2013, Microsoft has introduced Apps for Office, applications that provide expanded functionality to a sheet, such as a selectable calendar, or an interface with the Web, such as retrieving information from Wikipedia or Bing. Like add-ins, once installed, the app is always available. But unlike add-ins, the app has limited interaction with sheets and does not use VBA.
An app consists of an HTML file that provides the user interface on a task or content pane, ...