In case you are one of them, you can use a free CAD software ... is limited to 2-Dimensional drawings. However, this is one of the best software products for 2D drawings. The QCAD software ...

the popular professional software for 2D and 3D design and drafting, has landed on the iPhone and iPad with a free version called “AutoCAD WS”. It’s universal, developed by Autodesk itself and ...