Other operating systems: The latest Calibre version from 2023 is also available for Mac.Sumatra is one of the best PDF readers for Windows, so it naturally doubles as one of the top PDF ebook readers as well. It's only available as a 64-bit download. What version of Windows can Calibre run on?Ĭalibre can be used on a computer running Windows 11 or Windows 10. The latest version we have is 6.23.0 and is available to download here. With software released under the open source GPLv3 license, anybody can download, install, run and distribute the software with little in terms of restrictions.

Virtual Library: Create virtual e-book libraries to organize collections.Ĭalibre is a free application released under the GPLv3 license on Windows from PDF software.

Tagging: Tag e-books with multiple categories and search across them.Syncing: Synchronize e-books with a variety of devices.Scheduling: Automate tasks such as conversion and fetching.Plugin System: Extend Calibre's functionality with plugins.News Feeds: Subscribe to news sources and automatically download news.Library Management: Easily organize, search and browse your e-book collection.Fetching: Fetch metadata and covers for e-books from online sources.Editing: Edit e-book metadata and create e-books from scratch.E-mail: Send e-books to your Kindle or other device via e-mail.E-book Viewer: Read and edit e-books in a variety of formats.

Downloading: Download news from the web and convert it into e-book form.Conversion: Convert e-books from one format to another.Content Server: Share your e-book library over the Internet.Overall, this is an excellent all-round e-book tool which provides many of the functions which are requested by users of different devices. It can connect to your reader device and can convert between various different e-book formats.Īlong with the ability to convert between popular formats, Calibre can also manage your library and sorts them neatly. That all changes with calibre, a free and open source library management and conversion utility for e-book collections.Ĭalibre is a free e-book manager which can be compared to a program like iTunes, but for e-books. There's little in the way of quality freeware applications which can create a library and provide a reader for e-books. A free e-book library and reader application with full search engine for free e-books as well as purchased ones like from Amazon.

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