File size: 56.9 MB ViewCompanion Premium is the most powerful member of the ViewCompanion family. ViewCompanion Premium can view, print and convert Adobe PDF, PDF/A, Autodesk DWF, PLT, CGM, TIFF, CALS, EDMICS and several other file formats. With ViewCompanion Premium you can convert your files to many different output formats, please check the complete list of supported output formats below.