Mobile Gateway: Writing Apps

Nebulous Notes View, edit, & create documents & spreadsheets in Word, Excel, PowerPoint, PDF, & Apple iWork. Sync files stored in Google Docs, Dropbox, and more. Works with Android, Blackberry, iPhone, & iPad. Universal app. $

CloudOn

Access your Microsoft Office documents via Dropbox.  Free app for cloud storage and file browsing.  Apple and Android versions.

Documents to Go Powerful, geeky plain text editor. Backs up and syncs to Dropbox, includes control over font size and spacing for better viewing while typing, and a macro system that lets you add frequently used keys to a toolbar. Supports saving and opening in all file encodings (useful for international users). Universal app. Free and paid ($) versions available.

Quickoffice Using Quickoffice you can create and edit Microsoft® Office files from anywhere - anytime. Universal app for Apple, Android and other mobile devices. Comparable to Documents to Go. $

Elements Elements is a text editor for iOS. It allows you to view, edit and share plain text documents on your iPad, iPhone, or iPod Touch. Documents are stored in a folder on your personal Dropbox account so that they are accessible from any device you have. $