Currently Being ModeratedApr 17, 2011 4:41 PM (in response to denisefromriverview)
Here are a few links to some articles on this:
But honestly, Pages is a GREAT app. All of them are limited in some way, so it may depend on what your expectations are for the app.
Also, the iOS can read and display PDFs already, but you could take a look at PDF Expert for iPad.
Hope that helps!