Use the "free download" to learn the workflow, create your post-processor, and cut a few practice sheets. When you outgrow it, either buy a modern Starcam license or switch to Fusion 360/SheetCAM. This hybrid approach keeps your CNC machine running without compromising your computer’s security.
: If you are looking for free alternatives, many CNC enthusiasts use the personal version of Autodesk Fusion 360 or open-source options like combined with specific version Starcam V4.2 Free Download