If you work with CAD, you might find that one day you need to convert a. DWG or. DXF file to. Pdf. If you don't actually have AutoCAD or a similar program, you'll need an app to do the conversion for you. FEATURES: DWG to PDF Converter. DXF to PDF Converter. DWG to DXF Converter. DWG to JPG Converter. DWF to PDF Converter. DWG Online Viewer.