MuscleProII 3.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The bundle identifier for MuscleProII for Mac is com.3d4medical.MuscleProIIMac.
This software is developed for Mac OS X 10.6 or later. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. MuscleProII for Mac lies within Education Tools, more precisely Science. The most popular versions among MuscleProII for Mac users are 3.0 and 1.1. This software for Mac OS X is a product of 3D4Medical.com, LLC.
From the developer:
Developed by 3D4Medical in collaboration with Stanford University School of Medicine.
As featured in the WWDC 2012 Keynote Speech.
This is a major upgrade and contains 215 movement animations, 425 audio pronunciations, 548 isolated muscle images and 548 muscle Insertion and Origin map images.
For a 2 minute overview of how this app works - please visit: http://applications.3d4medical.com/muscle_pro.
You may want to check out more software for Mac, such as LabAssistant, Schematics Plus or MoonMenu, which might be related to MuscleProII.