Microsoft Works is incorporated package software that was developed by Microsoft. It is less expensive, smaller, and has fewer features than Microsoft Office or other office suites. Its central functionality includes a word processor, a spreadsheet and a database management system. Newer versions have a calendar application and a dictionary while older versions included a terminal emulator. Files with WPS extension is utilized for output files of the Microsoft Works word processing application. These files are classified as text documents that can be created, saved, viewed and edited using the Microsoft Works program. Microsoft Word 2010, Microsoft Publisher 2010, Planamesa NeoOffice, and OxygenOffice Professional are some of the applications that are able to open and view the content of these WPS files. The contents of these WPS files can also be exported to other compatible word document formats. This promotes convenience and efficient document presentation, group collaboration and sharing between users of different systems and word processing applications; however, WPS document cannot be applied with macros and other formatting options available in Microsoft Word; so Microsoft discontinued support and development of the Microsoft Works application with its version 9 and the release of Microsoft Word 2010.
Microsoft Write (MS Write) software is a word processing application, created for earlier versions of Microsoft Windows, and has a new counterpart word processing program, the Microsoft WordPad, which is bundled with later versions of Microsoft Windows. It uses files with .wri extension as output files that are generated by the software. These files are word documents and MS Write can develop its visual presentation with the use of .wri documents where users are able to format and make layouts. Early versions of Microsoft Works application as a word processing software can be utilized to open and view the contents of .wri format. Other applications that are able to open and view .wri files are Corel WordPerfect Office X6 and some word and text editors for Microsoft Windows based system, such as Microsoft Word 2010, Microsoft Notepad, and Planamesa NeoOffice application or the so called Microsoft Word 2011 in the Mac version.