For students, educators, and academic institutions, Autodesk provides free, one-year renewable access to nearly all its professional software, including FeatureCAM. By verifying educational status through SheerID or a school-issued email address, learners can download the full commercial version. This is the only legitimate method for long-term free access, albeit restricted to non-commercial, educational use.
However, if you are looking to try it without paying, or if you are a student, there are specific ways to access it. Here is a review of the software and an explanation of the "free" aspect.