32bit and 64bit.

DesignCAD 3D MAX 2019 is an easy-to-use 2D/3D CAD software for beginners to create high-quality designs, simple renders and animations. The latest release of this award-winning software supports AutoCAD 2019 drawing files, NURBS curves, 3D modeling engine improvements, new 3D display modes, and scalable icons for high-resolution monitors.

https://www.turbocad.com/