Sumatra PDF is PDF reader and writer for Windows.

Amazon Kindle is a series of e-readers designed and marketed by Amazon.com.

Cool Reader is a configurable eBook viewer.

AlReader is a mobile reader app.

NOOK is an ebook reading software.

Calibre is an Ebook management software.

FBReader is a free ebook reader. Main ebook formats: ePub (including main features of ePub3), Kindle azw3 (mobipocket), fb2(.zip).

EPUB is an e-book file format with the extension .epub that can be downloaded and read on devices like smartphones, tablets, computers, or e-readers.

ICE Book Reader Professional is an e-book reader. It is also possible to use ICE Book Reader Professional as a teleprompter.