Yes, a lot of the website copy still needs to be written or updated. There’s a bit of information about the features on this System Ninja Pro product page.
If you have any specific questions, feel free to ask.
We actually develop and test our apps primarily on x64 Windows. Instead of compiling specific versions for different Windows architectures, we build a single version which runs on both x86 and x64.
I’m guessing you’re looking at the + More on this page? That just refers to the smaller, inconsequential stuff that wouldn’t fit on the graphic. Stuff like the Windows repairs the simplified user interface can perform and the removal of advertising within the installer.
A glitch caused the Custom Branding module to be excluded from the compilation process. I’ve now uploaded amended files, which you can find on the Download Hub page.