What are some alternatives?
When comparing FileApp and FileBrowser, you can also consider the following products
Documents by Readdle - A central hub for all your files.
Files-finder edition - If you have to name one app which you miss most on your iPad, what would that be?
iFile - If you need a new file manager for your device, iFile might be the answer you seek.
Filza File Manager - Explore files and folders with list view or grid view. View / edit files with powerful viewers.
GoodReader - With GoodReader on your iPhone, iPod Touch or iPad, you can read virtually anything, anywhere.
Documents Pro 7 - The ultimate all-in-one mobile office suite for the iPhone and iPad with 8 premium apps in 1.