All Doc Reader is an all-in-one app that is designed for reading and viewing different document files on your smartphone or tablet. This application is developed to work on Android OS.

You can open and view different types of document files such as PDF, DOCX, XLSX, TXT, RTF, and more. You can even view and read Excel files. 

Furthermore, All Doc Reader is a good document viewer for you. It can view all the document files that are on your smartphone or tablet. It is a good idea to have this app on your device because it will make life easier for you.