The trial version of Visual Slope allows you to explore its features and functionalities. Please note that the calculation results are not accurate and should not be used for actual projects. The download includes a set of example files available in the file selection list, as well as tutorial videos accessible through the help menu.
Visual Slope is available for free to college teachers and students for educational purposes. Each usage period lasts three months and can be renewed as needed. If you are a professor interested in using Visual Slope for your class, you can apply here.