express edition are free, the text asking you to buy are for the full editions.
As you would expect, there are advantages to the full editions over the free, but most (not all) of the project I’ve looked at on places like codeproject.com all work in Express editions.
Having seen some of your work, the logic flow is all there but you can only go so far with Excel. Tools for the job and all that, it’s not as big a leap as you might think, especially if you were to go to the vb express edition over the c# one as the syntax will seem a little more familiar to you in terms of excel macros.
I’ve a ton of resources for helping with this sort of thing, from sample code to tutorial projects to run through. Loads of them are there on the MS site, but as with most MS, it takes some digging. Just remember, the more programmers on a OS/framework, the more OS sells and that’s the MS end-game.
There are of course, just as many logical programming languages for linux, and the fun in that realm get’s even more exciting when you can use the GUI to actually view + compile the GUI you are using :chuckle: