Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.
eKitaab - eKitaab – Urdu eBook Reader app offers features to enable users to read books such as poetry, fiction, children literature, non-fiction, and many other genres in the Urdu language right on their mobile phones.
Haihaisoft PDF Reader - Haihaisoft PDF Reader is the name of a free to use PDF reader and printer that is extremely simple to launch.
ReadEra - Read book files in EPUB, PDF, DOC, DOCX, RTF, TXT, DJVU, FB2, MOBI and CHM formats.
calibre - Ebook manager, viewer & converter
Voice Book Reader - Allows you to read aloud books PDF, EPUB, and text files. Free online book reader.