Formerly known as IMSI, IMSI® Design is the global leader in retail CAD (Computer Aided Design) and Home Design and the #1 alternative to AutoCAD LT®. With over 15 million products sold since 1988, IMSI Design products include the award-winning TurboCAD®, DesignCAD™, TurboFloorPlan®, and TurboApps™ families of precision design and mobile applications.