REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, PowerPoint Slide Show, PowerPoint Open XML Macro-Enabled Slide, PPTX, Project, HTML, email and images using our Free Apps....convert between PowerPoint Slide Show (PPS) & PowerPoint Open...Open XML Macro-Enabled Slide (PPSM) file formats but over 153 types...