As the name suggests this application allows the user to view models. It is supposed to be used with a CTR-Debugger, assumingly so models can be entered in the memory of the program. But the program can be used on Test Units, but the model is restricted to three coloured lines depicting the 3 dimensions (x,y,z). The model can be viewed from any angle or scale, the perspective is controlled by the circle pad and directional buttons. And of course the application utilises the 3D effect