OpenDocument Reader

3.10.4

OpenDocument Reader is an application for mobile devices that allows users to open and modify OpenDocument documents. Read more about OpenDocument Reader  

The OpenOffice creates and has support for a specific type of document called ODF, which stands for OpenDocument Format. Usually, these can be adequately opened by the right application, and OpenDocument Reader is just what you need.
 
So, if you have an ODT, ODS, and ODP file and you want to open them on your phone, using the OpenDocument Reader app for Android is the way to go. It also allows users to make basic edits to the files.
 
The application also comes with support for Gmail, Google Drive, Box.net, Dropbox, and many other services. It works offline as well, and it comes with support for Google Cloud Print.