The online course viewer can be accessed from any internet-capable device. See this article for a preview of what it's like: What's your online course experience like?
For Learning the Basics of CNC & CAM:
The CAM software we'll be using in our videos both have free trials, but there are no subscriptions associated. That software is Fusion 360 and Vectric VCarve Pro. We have links to download those once you've signed up for the course.