Lion), 10.7 (Mountain Lion), 10.8 (Mavericks), and 10.9 (Yosemite). PowerPoint Viewer (PV) is a free online viewer of PowerPoint files. It supports many file formats including the Microsoft PowerPoint file formats (XSL, XLS, PPT, PPTX) in addition to several open source PDF (OpenOffice) formats. It can open these files in all modern browsers, including Internet Explorer (IE) 6.0 and later on systems and Macintosh OS X 10.6 (Lion), 10.7 (Mountain Lion), and 10.8 (Mavericks), and 10.9 (Yosemite) systems. Online PowerPoint Viewer App — Appose Products Download PowerPoint Viewer | View Slides Online Free For Windows, Windows CE, and Linux. For Mac OS X only, see Appose Viewer PowerPoint Viewer, a free download from Microsoft.com, enables viewing of PowerPoint presentations on computers that do not have PowerPoint installed. A new Microsoft PowerPoint App allows the viewing of PowerPoint presentations on mobile devices. Online PowerPoint Viewer App — Appose Products Appose Viewer App is a free and easy-to-use online presentation viewer or reader. You get to open your presentation from any computer (Windows, macOS), or Can I open my PowerPoint in my browser? Can I open my PowerPoint online? PowerPoint Viewer — Free download and software reviews Jun 7, 2023 — PowerPoint Viewer lets you view full-featured presentations created in PowerPoint 97 and later versions with full fidelity. This viewer also supports Mac OS X 10.6 (Lion), 10.7 (Mountain Lion), 10.8 (Mavericks), and 10.9 (Yosemite). Online PowerPoint Viewer App — Appose Products Download PowerPoint Viewer | View Slides Online Free For Windows, Windows CE, and Linux. For Mac OS X only, see Appose Viewer PowerPoint Viewer, a free download from Microsoft.com, enables viewing of PowerPoint presentations on computers that do not have PowerPoint installed. Online PowerPoint Viewer App — Appose Products Online Microsoft PowerPoint PPT, PPTX file viewer. View PowerPoint documents slides PPT, .ppt, PPTX, .PPTX online without MS Office installation or ActiveX.