Revit LT software is a simplified 3D BIM tool that helps you to produce high-quality 3D architectural designs and documentation in a co-ordinated, model-based environment. Buy a licence to Revit LT Building Information Modelling 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, all in a single, cost-effective package.