Microsoft Word is a very recommended application that includes text versions, slideshows, and web version tools.
It is very useful in case you take the files created using Microsoft Word and you do not install it. This is a lot more light and free than the full version and lets you see those files.
It includes all the tools necessary to view Word files that make it and Microsfot also allows you to search for copies of words or print it.
Through this method, you will not be able to use the full version of Microsoft Word if you can not afford it.
Regular, Web, Print View View and Outline: Decide if you want to view the document.
The interface is based on Microsoft Word 2003, but it is compatible with files created using Office 2007.