BookFab Kindle Converter converts Kindle eBooks to EPUB or PDF format for flexible reading on phone, tablet and other ereaders.
Cost / License
- Freemium
- Proprietary
Platforms
- Windows
calibre Alternatives
calibre is described as 'Free e-book manager offering library management, multi-format conversion, syncing to devices, news download as e-books, built-in viewer, editor, and privacy' and is a leading Ebook Reader in the news & books category. There are more than 100 alternatives to calibre for a variety of platforms, including Windows, Android, Mac, Linux and iPhone apps. The best calibre alternative is KOReader, which is both free and Open Source. Other great apps like calibre are Readest, Foliate, Librera Reader and Koodo Reader.
filter to find the best alternatives
calibre alternatives are mainly Ebook Readers, but if you're looking for Ebook Libraries or PDF Readers you can filter on that. Other popular filters include Android, Chrome OS, Android Tablet, Open Source, Linux, Mac and Self-Hosted. These are just examples - use the filter bar below to find more specific alternatives to calibre.
Alternatives list
4 BookFab Kindle Converter alternatives
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Android
- Android Tablet
+4
Moon+ Reader vs calibre Comments
Only a reader. Does not have any library management capabilities.
thebenmix11Calibre is for PC, Moon+ Reader is for Android. They are great as counterparts and I use both regularly, but neither is an alternative to the other.
- Moon+ Reader is Freemium and Proprietary
dir2opds is a self-hosted OPDS ebook server that turns any folder into a digital library. No database, no Calibre—just point it at your book collection and browse or download via any OPDS-compatible ebook reader or web browser.
Fantasy Read helps you enjoy complex fiction without losing track of characters, places, and story details.
Cost / License
- Freemium
- Proprietary
Platforms
- iPhone
- Online
Comic2ePub is a cloud-based tool that converts comic and manga PDFs into ready-to-publish EPUB and ePDF files — no coding required.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)
+1
📚 OPDSy is a fast, private comic, manga and ebook reader for your self-hosted OPDS libraries and your own on-device files — no account, no ads, no tracking.
+9
AI-native EPUB and PDF reader. Select any passage and get contextual AI actions — summarize, explain, visualize, translate — without leaving the reading page.
Self-hosted library cataloguing for books and music without barcoding — photo import via Claude AI, genre, batch edit, condition grading and CSV export.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Self-Hosted
- Apache HTTP Server
- Docker
- TrueNAS
+1
EPUB reader that is great for both reading online in a browser and for downloading and installing on a Windows computer. Set the comfortable reading modes, change fonts and tweak all the handy settings to enjoy electronic books.
Tomeu is an interactive e-reader app designed to turn Mandarin Chinese reading into an active study workflow without forcing you to switch between separate reader, dictionary, and flashcard apps.
+5
China
Canada
Germany
EU
United Kingdom
Cyprus
Only for reading; restricted to handheld devices.