KOReader

An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on…

20 Alternatives To KOReader

Aldiko

Aldiko is an e-book reader application for the Android operating system.

Amazon Kindle

Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and…

BookReader

FLOSS book reader with a simple UI.

Cool Reader

Fast and small cross-platform eBook reader for desktops and handheld devices
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Document Viewer

Document Viewer is a highly customizable document viewer for Android. - SufficientlySecure/document-viewer

Gitden Reader

For those book readers who want a flow while reading their favorite books via their smartphones will surely like using this application because this simple book reading app has lot of reading features offer to them.
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GoodReader

With GoodReader on your iPhone, iPod Touch or iPad, you can read virtually anything, anywhere.
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Google Play Books

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

A powerful document manager for Mac, Windows, and Linux for managing web content, books, and notes and supports tagging, annotation, highlighting and keeps track of your reading progress.

ReadEra

Read book files in EPUB, PDF, DOC, DOCX, RTF, TXT, DJVU, FB2, MOBI and CHM formats.
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Sumatra PDF

Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.