Si lo que necesitas es modelado 3D profesional sin pagar, Blender 4.0+ es hoy una alternativa potente. Tiene una curva de aprendizaje mayor, pero no pide licencia jamás.
If you just need a free version for hobbyist use, the SketchUp Free (Web) version is the modern, official alternative that runs in your browser without an installation. sketchup 2016 full espanol 64 bits work
Para descargar e instalar SketchUp 2016 Full Español 64 Bits, sigue estos pasos: Si lo que necesitas es modelado 3D profesional
You can often find the original SketchUpPro-2016-1-1450-80430-es-x64.exe file archived there. or 11 (64-bit).
Download All page installer links are mostly all 64-bit - SketchUp
To ensure it "works" as your query suggests, make sure your PC meets these 2016-era specs: Windows 7, 8, 10, or 11 (64-bit).