eBook DRM Removal Review - ePubor VS Calibre

nook ebook readerAs a reading lover, we usually need to convert or edit some eBooks for our preferences. We will need to read the eBooks on more mobile devices except the specific eReaders. Then a professional eBook DRM Removal software will be essential, because most purchased eBooks like Kindle eBooks, iTunes Books or Nook eBook are copy protected and can't be transfered to any unauthorized eReaders or mobile devices. In this article, we will write a simple review on some top eBook DRM Removal tools and give you some recommendations.

With an eBook Removal tool, we will have full control for the eBooks we bought from any retailers, and use the eBook anywhere. The most valuable is that we can read the eBooks freely on any eReaders or portable devices, or any eReader software on computer.

ePubor Ultimate Converter and Calibre are the most eBook DRM Removal software we can find currently.

ePubor DRM eBook Converter - Convert DRM eBooks to Any Common eBook formats and eReaders

ePubor DRM eBook Converter (ePubor Converter Ultimate) is a professional shareware developed by ePubor company, which is a leader company to provide powerful eBook DRM removal tools.

ePubor DRM eBook Converter is an all-in-one solution for removing DRM from any kind of eBooks, like Amazon Kindle eBooks, iTunes books, Nook eBooks and Kobo eBooks and more. It will easily convert protected eBooks to common ebook formats including PDF, ePub, Mobi and popular eReaders, like Amazon Kindle, Apple iPad, Nook, Sony eReader and other tablets.

Buy eBook DRM Converter for Win: Buy eBook DRM Converter for Mac:
download Nook DRM Removal for Windowsdownload Nook DRM Removal for Mac


  • * Remove DRM from any kind of eBooks including Kindle eBook, iTunes iBook, Nook Book, KOBO eBooks, Sony eBooks.
  • * Support all common ebook formats as output: ePub, PDF, Mobi.
  • * Support all popular eReaders as output: iOS devices, Kindle devices, Sony eReaders, Nook eReaders.
  • * Modify metadata for any eBooks
  • * Search eBooks in any ereader's eBook library.


  • * It's a shareware, which costs you nearly $50

Convert eBooks With Calibre

Calibre is a free and open source e-book computer software application suite for multiple platforms Including Mac OS X, Windows, Linux. It's a professional free eBook converter and management which can convert e-books between a wide range of formats like CBZ, CBR, CBC, CHM, EPUB, FB2, HTML, LIT, LRF, MOBI, ODT, PDF, PRC, PDB, PML, RB, RTF, SNB, TCR, TXT. The output formats: EPUB, FB2, OEB, LIT, LRF, MOBI, PDB, PML, RB, PDF, SNB, TCR, TXT.

It's also a eBook management tool which can help uses sort or group their personal eBooks by matedata.

calibre screenshot


  • * It supports multiple platform, Mac, Windows and Linux.
  • * It supports eBook formats as many as 50+.
  • * It is also an eBook manager to organize/sort eBooks by the matedata.


  • * Calibre can't support DRM protected eBook Conversion.
  • * It's not as easy as ePubor, a little difficult to handle for some people who is not skiful.
  • * It's not updated frequently.


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