Are you one of those guys who love to read ebooks over different portable devices like your cell phones, ebook readers like Amazon kindle or any other supported device, then you would love today’s post about Calibre which lets  you manage ebook library, convert ebooks, news feeds,Sync to ebook readers and much more.

Developer’s Description:

Calibre was designed to be a e-book library management application. Calibre is meant to be a complete e-library solution and thus includes, library management, format conversion, news feeds to ebook conversion as well as e-book reader sync features.


  • Library Management
  • Syncing to e-book reader devices
  • Downloading news from the web and converting it into e-book form
  • Comprehensive e-book viewer
  • Content server for online access to your book collection

Calibre has got loads of feature to do almost anything you want with your ebooks starting from adding those ebooks to your library to converting them to one format to other till syncing those ebooks to your ereader or device.

It supports wide range of Format conversion and can convert from a huge number of formats to a huge number of formats supporting almost all the major e-book formats. The full list of supported formats can be found here. It can also rescale font sizes, automatically detect/create book structure making e-book  output readable no matter what the input was.

Frankly speaking I have never seen such a feature rich application which is released for Free in ebook category applications.

Each preference option when clicked will lead you to loads of sub options letting you define settings exactly what you want for your ebook or ebook reader.

Calibre supports large number of devices and can sync with metadata  support on the device from metadata in the library and  based on the tags defined in the library can create  collections on the device.

Apart from this, it is a comprehensive ebook reader or viewer letting you read ebooks almost in every format of ebook e.g HTML, LIT, RTF, TXT, PDF(simple text+few images)) etc. on your PC with full support for Table of Contents, bookmarks, CSS, reference mode, printing, searching, copying, customizing the rendering via a user style sheet, embedded fonts, etc and much more.

Calibre also lets you  access your ebook collection anywhere in the world using a browser using built-in web server. You can also email your books and downloaded news automatically.

It is available for Windows, Linux and Mac operating system.

Download Calibre here