is a fast, small, user-friendly virtual printer, previewer, and editor. It has a nice array of features for preview your print jobs. Of course you can print booklets, posters or just put a lot of pages on the one physical paper sheet.
Preview it, to be sure how your prints will look like.
Easy to use
Each feature is easy to find and use.
Just print from any Windows application to priPrinter driver to get print preview and for adjusting your printings.
Adjust most of properties by mouse. For example click on margin and drag it in order to reduce or enlarge. Of course you can type exact values in standard way.
Advanced features
Developers or print enthusiasts may found following features very interesting

list of fonts and bitmaps were used in print job
transparent mode - easy to understand which parts are filled by printing applications and which are not.
text search - search text in document.
image export - click on any picture in page and save it to image file. Also you may open Document Properties dialog and go to the list of pictures.