calibre - Ebook manager, viewer & converter

T2S - T2S app offers features through which you can open a pdf file to listen to it in your favorite language without much of a stretch.

Google Play Books - Google Play Books lets you search, preview, and buy millions of books using Google Book Search.

@Voice Aloud Reader (TTS Reader) - @Voice Aloud Reader (TTS Reader) app provides features through which users can open text, pdf, doc, RTF, and various other files to listen to them in real-time.

ReadOut - ReadOut is a text to speech conversion app by Flying Phoenix that offers features to enable you to import text from a variety of different sources to convert it into speech in various languages right on your mobile phone.

Arabic Speech to Text - Arabic Speech to Text app enables users to enter the text by using image scanning, voice recognition, and text features to start the conversation without much of a stretch.