REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Macro-Enabled Stencil File, Visio Template XML File, PptX, Project, HTML, email and images using our Free Apps....between Visio Macro-Enabled Stencil File (VSSM) & Visio Template...to VSSM VSSM to VSTM VSSM to PPT VSSM to PPS VSSM to PPTX VSSM...