XnView Software

And why is it not using the MAC OS Help? The program looks very very good to me, but the lack of documentation is a real obstacle to trying it out. But maybe I am mistaken and there is documentation!

I downloaded something called help-en.chm from the web site, but it didn't produce any change in ...

I thought that only XnViewMP ran on a MAC, which is what I have. Where is it made clear what the difference is between XnConvert and XnViewMP?

I read in a forum post that there was a user document in PDF form. Where can I obtain it? I did the download, but all there was, was the app itself.