REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Stencil File, Visio Drawing Template, PPTX, Project, HTML, email and images using our Free Apps....convert between Visio Stencil File (VSSX) & Visio Drawing Template...to DOTM VSSX to DOTX VSSX to RTF VSSX to ODT VSSX to OTT VSSX...