You don't have to own a Kindle Fire to take advantage of today's Amazon freebie, Documents To Go full version 3. Just download the Amazon Appstore application onto your Android smartphone or tablet and grab it gratis.
Documents To Go is an MS Office compatible suite that you can use to view, edit and create MS Word, Excel and PowerPoint compatible files. It has formatting features, cut/copy/paste and more. It also acts as a PDF viewer.