Make the move to 3D BIM software Revit LT software is a simplified 3D BIM tool that helps you produce high-quality 3D architectural designs and documentation in a coordinated, model-based environment. Subscribe to Revit LT Building Information Modeling software, or get more in AutoCAD Revit LT Suite. The suite provides the 3D BIM tools of Revit LT, plus the 2D drafting tools of AutoCAD LT, in a single, more cost-effective package. The price includes Microsol Resources’ Unlimited Troubleshooting Technical Support.