: Intended for students in K-12 or undergraduate programs. It provides the same functionality as the professional version but includes a small watermark in the upper right corner of the window.

Lockheed Martin's is not available as a free download. It is a paid, commercial-off-the-shelf simulation platform available strictly through digital download after a license purchase. Licensing and Pricing Structure

: Allows registered developers to support their testing and marketing efforts. Authentic "Free" Components

: Designed for businesses and organizations for training and instruction.