The difference between the Pro version and the Free version is simply that the Pro version gets free updates and tech support. In other words, in effect this “giveaway” is actually the freely available Free version…
If you want a fairly simple and straightforward uninstaller, maybe this is for you. But as someone else has mentioned, it doesn’t offer anywhere near as many options or control as others, Revo probably being the standout as far as free uninstallers are concerned.