GoodReader is a text file reader that has enviable features because it's capable of opening PDF and .txt files, manuals, books and magazines of over 100 MB at great speed.
Compatible with dozens of formats
Among the formats that it's capable of working with you will find those that are associated with Microsoft Office like .doc, .ppt and .xls, HTML documents or Safari Webarchives. Moreover, it allows you to make notes on the PDF files using text boxes, adhesive notes, arrows and drawings. And all this with a great image resolution.
GoodReader allows you to synchronize the files with remote servers like Dropbox or SugarSync or FTP servers, carry out text searches or to zoom in.
If you usually work with documents, GoodReader is the application that you need to install on your iOS device.