The BioDigital Human is the most comprehensive 3D virtual model of the human body ever assembled, and the only application that includes interactive 3D anatomy, physiology, conditions, and treatments. The free version provides 10 model views / month and storage of up to 5 models in your personal library. The Personal Plus Upgrade is available at $19.99/year and gives unrestricted access to our entire library of 700+ anatomy and health condition models, with unlimited storage of 3D models in y