After releasing the Windows 8 Release Preview Microsoft has announced and released a test version of Microsoft Office 2013 (codenamed Office 15). This customer preview is available for free and will run on Windows 7 and Windows 8 operating systems only.
Two main attractions of it are the all new Metro interface and cloud computing. Windows 8 kind of user interface makes it easy to use on touch enabled devices. This new version will allow you to manage and access documents from anywhere. You can start writing a word document from one PC and finish it from another without carrying the file with you. It uses SkyDrive to store your documents online. To read the complete list of new features visit this link.
Word 2013 will allow you to open and edit any PDF file just as you would handle any doc files. It will automatically optimize documents to fit your computer screen. You can integrate Facebook and Flickr pics in your presentations using PowerPoint 2013. See the video below to know more about Office 2013.