Используйте приложение APKPure
Историческую версию Document Reader-Docx, Xls, PPT, PDF, TXT можно получить на Android
Все в одном приложении для чтения документов, просмотра PDF, Excel и чтения документов
Do you have documents on your mobile that you can't open? Document Reader is the solution! It is a free application that allows you to open and view over Word (doc, docx), Sheet (xls, xlsx), Slide (ppt, pptx) , PDF and TXT file formats support.
It well managed document. An access all files in different folders converts them and put into single screen.
You can open documents that are stored on the internal memory of SD cards (External Storage), or even downloaded files or those sent as email attachments. It is very simple, making it easy to use.