GoodReader
http://itunes.apple.com/jp/app/goodreader-large-pdf-viewer/id306277111?mt=8&ign-mpt=uo%3D6
http://mitaimon.cocolog-nifty.com/blog/2010/04/goodreader-drop.html
http://www.appbank.net/2009/09/24/iphone-application/51483.php
Good ReaderのUSB転送機能をONにする
http://www.airmiya.jp/ipodiphone/entry-747.html
めも、未評価