Tweak Vista and Tweak 7 are parts of Object desktop subscription software but can be prchased by themselves as stand alone. They will be updated free...until a major revision takes one from say, 1.0 to 2.0....usually between 1-2 would get free updates through Impulse. There's a comparison of what Object Desktop and Object Desktop Ultimate packages contain. LINK
Or, at Stardock.... Link to comparison.
I don't see that in Tweak 7 but refer to Island Dog's article today on the walkthrough...there's a link to more details.
Tweak Vista might...I would suggest you search for Forum posts on that topic using the search button on the upper right.