Productivity Suite allows you to create, view and edit Microsoft Office 2007 and 2010 documents, PDF Files on your iPhone/iPad. 
You can transfer existing .doc or .docx or PDF from your PC to the iPhone/iPad via Wifi Transfer or USB Sync. 
Productivity Suite supports the following in editing Word and text documents 
+ View, create and edit Microsoft Word 2007-2010 documents (.doc & .docx) 
+ View Open Text Documents (.odt) 
+ Convenient file transfer capability with support for Wi-fi transfers. 
+ Spelling and grammar checking functionality 
+ Insertion of headers, footers and comment 
+ Support insertion, deletion, merging and spliting cells in tables 
+ Word and characters Count 
+ Text highlighting 
+ Multiple and granular zooming 
+ Unlimited number of undos and redos 
+ Large number of font supports 
+ International language input 
+ Drawing tools support including drawing of shapes 
+ Create, edit and share your documents effortlessly. No settings. No cluttered interface
+ Document Folders: Drag&Drop to create. Use different color covers for different projects 
+ Find and replace: Quickly search within a document, and it gives you the option to replace those terms with another 
+ Instant text statistics and counters: characters, words, reading time, sentences, average word length 
+ Convert Word to PDFs 
+ Sign in PDF
+ Quickly change Font, Font Size, Color
+ Format characters as Bold, Italic, Underlined
+ Align text to the Left, Center or Right
+ Insert pictures
+ Copy/Cut/Paste text
+ Undo/Redo