Shapr3D on iOS is free or $240/year for the pro version. I've barely used it (I use Solidworks for work) but it does use the same Parasolid kernel as Solidworks

Shapr3D on iOS is free or $240/year for the pro version. I've barely used it (I use Solidworks for work) but it does use the same Parasolid kernel as Solidworks, Onshape, NX and many other serious CAD packages. https://www.shapr3d.com/ https://www.shapr3d.com/