Calibre — free and open source software for reading and storing e-books.

Calibre allows you to convert e-books from one format to another, which allows you to convert PDF, RTF, ODT, HTML, etc. files into formats suitable for reading on various portable devices.

All the information about the books (title, author, cover, score, tags, release date, publisher) the program stores in the database. When you add a book to the database, all information about it is added, and the book file is placed in the library folder. In addition, information about the book can be obtained from the Internet using the ISBN.

Calibre supports the following formats: AZW, AZW1, AZW2, AZW3, CBR, CBZ, CHM, EPUB, FB2, HTML, IMP, LIT, LRF, LRX, MOBI, ODT, OEBZIP, OPF, PDB, PDF, PML, PMLZ, PRC, RAR, RB, RTF, SNB, TPZ, TXT and ZIP.

Calibre Features for Windows

  • Ability to view books in ZIP archives.
  • Built-in application E-book viewer, which allows you to read electronic books of some formats directly in the program.
  • Database with information on added books: title, author, release date, publisher, cover, score, tags.
  • Ability to expand the program with plug-ins.
  • Search e-books in online libraries and stores.
  • Obtaining information from the Internet using the ISBN.
  • Receive news from popular online publications.
  • Content server for online access to the user library.
  • The function of sending books through e-mail without a direct connection.
  • Manage the utility through a special command line.

Calibre is a free program for Windows from the Office and Business Tools category. This program has a free license and is used on computers all over the world. On you can free download Calibre for Windows 7/10. is an international software portal for Windows operating systems. Download Calibre for free from the official website of Kovid Goyal and be sure — the program will be useful to you.

Additional Information
Operating System
Windows 10, 8, 7
Kovid Goyal
Latest Version
June 1, 2018

Free Download Calibre