As for Android document viewers we can find additional alternatives, for example the Mobile Document Viewer application which is compatible with Microsoft Office documents platform, among the features it includes options to zoom in and out particular area of the document in addition to the access of search.
Beam Reader PDF is another option that account with areas to protect the documents with password and different configurations of accessibility, in general it is rapid application of install.
ThinkFree Office Mobile Viewer which has features like Office document viewer including programs such as Word, Excel and PowerPoint, also has support for documents present in emails.
OpenOffice doc reader is another application developed on the issue of document viewer, in this case has integration to gmail. Finally also added to this selection offers the option Kingsoft Office which is compatible with documents in formats such as ppt, doc, docx and xls. Besides, this application is complemented by a file manager to improve the organization of documents. In order the options that we can find designed specifically for Android are diverse and the possibilities that are large users.