Thanks guys, lots of options to consider there. I've been playing around with Fusion and liking it so far mainly due to how similar it is to Inventor. As others have said though, I wouldn't be surprised if Autodesk stopped offering the hobbyist license for free at some point, so I'll maybe try...
I've been using Inventor on a student license for a few years now, however will be graduating university in 2021 so this will no longer be valid.
What free or low-cost software does everyone use? Fusion 360 seems popular with model engineers and I imagine will be quite similar to Inventor. Is...