This application is based on IntelliCAD technology and allows you to work with both the DWG and DXF file formats. By means of a vast amount of tools for both 2D and 3D design, you'll be able to complete all kinds of projects, like blueprints for a building, designs for interior decoration or electrical schematics, for example.
progeCAD offers you the possibility to export the projects to PDF, or to work with the command line, just like AutoCAD. progeCAD also allows you to integrate Google Earth, to convert PDF files to DWG and has a very powerful rendering engine.
If you want a professional product at an affordable price, try out progeCAD.