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Download Calibre

Calibre 3.34.0

By Kovid Goyal  (Open Source)
User Rating

Calibre is a complete e-book library manager that lets you totally organize your collection. With Calibre you can convert your books to multiple formats, and then sync with all of your devices.


  • Library management. Calibre keeps things orderly by creating single entries for books, which contain multiple formats. Calibre also adds tags and comments for better searching.
  • Format conversion. Calibre's varied conversion options give you support for a wide variety of file formats.
  • File syncing. Calibre's device drivers will support all of the top devices and e- readers.

Overall, Calibre is a free and open source e-book library management application which covers all aspects of library management, e-book conversion, e-book syncing, e-book viewing and e-book editing for the major e-book formats. The user interface is easy to understand and the application is relatively lightweight.

Title: Calibre 3.34.0 64-bit
Filename: calibre-64bit-3.34.0.msi
File size: 67.36MB (70,635,520 bytes)
Requirements: Windows (All Versions)
Languages: Multiple languages
License: Open Source
Date added: November 8, 2018
Author: Kovid Goyal
MD5 Checksum: 9AA32D32A776184B5F1845D48D417F00

New features
Support for the new Kindle Paperwhite 2018.

Closes tickets: 1802088
Metadata plugboards: Allow defining plugboards that modify comments metadata as well.
E-book viewer: Add a keyboard shortcut (Ctrl+M) for toggling between paged and flow mode.

Bug fixes
EPUB Input: Handle invalid EPUB files that have their NCX documents in the spine.

Closes tickets: 1796497
EPUB3 Input: Handle EPUB 3 files that incorrectly use EPUB 2 markup to identify cover images.
Content server: Fix --url-prefix feature not working with book conversion.

New news sources
Arts and Letters Daily by pjpaulpj.
Magyar Idok by pofa.

Improved news sources
Business Standard.
Washington Post.
General Knowledge Today.
How To Geek.