Online Microsoft PowerPoint Converter Pro Microsoft has a free online converter for converting PowerPoint presentations to XLS. PowerPoint for the Web and Office Web Apps are now open, free Office Online, free PowerPoint Converter Pro for you to get the best of both. Online Microsoft PowerPoint Presenter Pro (XP) — Download Now, Free Microsoft PowerPoint Pro for Windows XP Microsoft is a leading producer of business software solutions, and provides an exceptional suite of tools for creating, presenting, sharing, analyzing, and navigating documents and presentations. You can add Microsoft Office and other Microsoft programs to your system using the integrated Microsoft Office Viewer that is available on Windows, Macintosh, Linux and Polaris systems. Microsoft also is a leader in developing interoperable Internet technologies that enable the sharing of files, applications, and data across the Internet. Learn more about Microsoft and PowerPoint here. If you liked this article on the best free PowerPoint online viewer, please share this article. More Useful PPT Online Viewer Tips 1. If you can't get the slideshow to work correctly click or drag the title bar to hide it before viewing slides. Windows — Open File Explorer (Windows XP/Vista/7/8): go to Start → Type “folder” and then click “Search” or in Explorer by clicking on “folder” in the “search box” that appears. Select the folder then click “Go”. Type in the “path to” folder and then click on Go again. You have to search for the file or folder that contains the slides. 2. If you can't get the slides to open properly (resized as seen in below photo) please try to resize the slideshow so that the page is at least 600 pixels wide. You can also add a new text string to the slideshow (or add an image that matches to the title and description or skip these steps for the example on the right) and click on the “Show all slides” tab. Once you have the slideshow resized you can see the slideshow will open fine if you move the page to the same width of 600 pixels. If the page is larger than 600 pixels you will need to click on “Change size” and then “Select the appropriate size” and then choose the exact page width and height you want your new file to be. 3. If you want to know more about Microsoft PowerPoint presentation (it's very similar to Microsoft Office 2007) check this link. 4.