AutoCAD Revit LT Suite 2014 for PC - Includes 1-Year Autodesk Subscription [Old Version] Create higher-quality designs and documentation within a coordinated 3D model-based environment Share them with stakeholders using other software based on the Autodesk Revit or AutoCAD platforms. Delivers the intuitive 3D Building Information Modeling (BIM) tools of Autodesk Revit LTTM software Benefit with subscription with the latest product releases and enhancements, web support, and flexible licensing to get ahead Windows 8.1 is not officially supported.