REST APIs and Free APps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Drawing Template, Visio Macro-Enabled Drawing, PPTX, Project, HTML, email and images using our Free APps....convert between Visio Drawing Template (VSTX) & Visio Macro-Enabled...to VSTM VSTX to PPT VSTX to PPS VSTX to PPTX VSTX to PPSX VSTX...