What are some alternatives?
When comparing Blender and Keyshot, you can also consider the following products
Unity - The multiplatform game creation tools for everyone.
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.
V-Ray - Learn why V-Ray for 3ds Max’s powerful CPU & GPU renderer is the industry standard for artists & designers in architecture, games, VFX, VR, and more.
ZBrush - ZBrush is a digital sculpting and painting software solution.
Lumion - Easily turn your CAD projects into architectural visualization videos and images. Compatible SketchUp and 3D BIM Tools, such as Revit, ArchiCAD and Allplan.
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.