Download AutoCAD by AutoDesk, a professional graphic design program that is commonly used by engineers, architects, and students. In addition to designing complex structures, AutoCAD also has an animation feature that gives you a complete view of the 2D and 3D designs. AutoCAD is not a simple software to learn, but you can find great tutorials on the Autodesk site. Follow the instruction below and get a free 30-day trial of AutoCAD for business professionals. If you’re a teacher or student with a SheerID number, AutoCAD will let you use the software for free forever. Click on the Download button on the sidebar and a new tab will open directly to the AutoCAD free trial page. Click on the Download Free Trial button. Choose which AutoCAD you want and then press the Next button. A page with system requirements will open. If everything looks good, click on the Next button. Select whether you’re going to use AutoCAD for business or education. If you choose for Business, you can select your preferred language and click Next. If you choose Education, you will have to verify your eligibility with a SheerID number, and then you will have unlimited free access to the software. After you verify your status as an educator or student, click Next. If you have an Autodesk account, you can log in now. Otherwise, click the Create Account link. Enter your name, a valid email address and secure password and click Create Account.