Originally Posted by Manichean
Separately, without installing Calibre? No. Separately, without having to start Calibre each time? Yes, see itimpi's post for that.
But, thanks for the replies.
I'd really like the Calibre viewer as a standalone installation. To me it makes a lot of sense to provide the viewer/reader by itself for use.
However, I should also say - thanks a bunch to the makers for the Calibre suite - it really is great.