REST APIs and Free Apps for documents & images conversion on .NET device. Convert between PDF, Microsoft Word, Excel, Visio Drawing File, Tagged Image File Format, PPTX, Project, HTML, email and images using our Free Apps....allows you to convert between Visio Drawing File (VSDX) & Tagged...to VSDM VSDX to VSSM VSDX to VSTM VSDX to PPT VSDX to PPS VSDX...