Microsoft Office PowerPoint (PPTX) documents in your computer without installing them. PPTX Viewer is a portable tool that is Easy to use, and the interface allows for instant and convenient access in the future. Previewer supports open, view, and print PowerPoint files in any size, including Word, Excel, Outlook, Vision, and CSV files. The file viewer is highly versatile, which makes PPTX Viewer an ideal solution for anyone, both beginner and advanced, who is trying to open, view or print Microsoft PowerPoint documents.