RTopo (also known as RCad) is a topographic tool that will allow you to create three-dimensional designs, for this it is equipped with a series of utilities and functions to perform any topographic scheme.
Thus, with RTopo you can create DTM (Digital Terrain Modelin), TIN (Triangulated Irregular Network), Representations (3DPOLY, SPLINE or BLOC), being able to make editions, modifications, deletions or new insertions of 3D reference points in each of the designs.
RTopo comes equipped with its own library of already designed block codes, which can be modified by the user to create their own design from that material, as well as being able to add certain effects such as zoom, lighting or shading.
You can free download RTopo 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.