' SumatraPDF ', which is released as an open source, is a simple and lightweight PDF reader that can quickly open PDF files and also supports EPUB , MOBI , FB2, CBZ, CBR, and image files used as e ...

The developers have made the conversion process simple. Open the app, select the PDF document and click the "Convert" button. In a few minutes, you have a converted EPUB file on your Android device.

If you are also someone who wants to convert his documents into PDF format, here is a step-by-step guide on how to convert a file into PDF using a mobile app on Android or iOS.

Upload PDF and EPUB files to Google Books on Android Google now lets you upload your personal reading content directly from your Android device.