What are some alternatives?
When comparing GoodReader and FileApp, you can also consider the following products
FBReader - FBReader is an e-book reader for various platforms. Features:
Documents by Readdle - A central hub for all your files.
calibre - Ebook manager, viewer & converter
iFile - If you need a new file manager for your device, iFile might be the answer you seek.
Amazon Kindle - Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and...
Documents Pro 7 - The ultimate all-in-one mobile office suite for the iPhone and iPad with 8 premium apps in 1.