Taking this conversation on a step but still speeds and feeds related....

Does anyone have an opinion on a product called "GWizard"? It's a paid for program but might be a good starting point for us newbies. There is a 30day trial and on the surface seems informative, as I say it may be just a starting point for newbies?
https://www.cnccookbook.com/g-wizard...ds-calculator/