What is the difference between WalkAbout3d and the Walk tool in Sketchup?
Sketchup’s walk tool, although useful is somewhat rudimentary;WalkAbout3d is build around a fully featured video game engine and allows for full screen real-time walkthroughs. You are represented in the walkthrough by an avatar’ which has a human size and shape which collides realistically with the designed environment. Walkabout3d also has stereoscopic viewing capabilities as well as support for joysticks and gamepad controllers.