Autocad Free Trial Student. 1360 x 768 display resolution with true color. Choose from autocad, 3ds max, maya, civil 3d, inventor, revit and more.
Each trial must be downloaded separately. On the previous forums it says that the free student trial license duration is 3 years. This trial version provides full version capabilities for a period of 30 days.
Download autocad 2017 for free with official trial version from autodesk site.
Finally, another alternative is to opt for. Download free trials of autodesk professional 2d & 3d design tools. Spiral staircase cad block (dwg format). This procedure shows two methods.