REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Macro-Enabled Drawing Template, Visio Drawing File, PPTX, Project, HTML, email and images using our Free Apps....between Visio Macro-Enabled Drawing Template (VSTM) & Visio Drawing...Formats VSTM to PDF VSTM to EPUB VSTM to XPS VSTM to TEX VSTM...