ODF Viewer - AndroidODF is a tool for viewing text documents, presentations and spreadsheets in ODF format for...
Documents by Readdle - A central hub for all your files.
OpenDocument Reader - OpenOffice Document Reader is an Android OpenOffice and LibreOffice Document Reader!
Documents Pro 7 - The ultimate all-in-one mobile office suite for the iPhone and iPad with 8 premium apps in 1.
LibreOffice Viewer - The Document Foundation provides a LibreOffice Viewer for Android.
GoodReader - With GoodReader on your iPhone, iPod Touch or iPad, you can read virtually anything, anywhere.