The Screen Calipers are a unique application that allows designers to measure anything on a computer screen quickly and accurately. The application resembles a real-life Vernier Calipers, making the application so intuitive to use that no instructions are required.

The Screen Calipers can be used with any program where fast and accurate measurements are required including html layout, CAD design, Illustration, allowing measurement in any unit.

The GD and T Trainer Professional Edition is a virtual classroom in the fundamentals of geometric dimensioning and tolerancing. This computer-based training program contains 28 interactive lessons, quizzes, and a final exam. It provides instant lesson feedback, technical animations that demonstrate concepts, and audio narration. Also, includes over 100 author's comments that give tolerancing insights from GD and T expert Alex Krulikowski.