Cost / License
- Free
- Open Source (MIT)
Application type
Platforms
- Linux
- Mac
- Windows
- Go (Programming Language)

Librum is described as 'A clean and simple way to read your books on any device and build your own online library' and is a PDF Reader in the news & books category. There are more than 50 alternatives to Librum for a variety of platforms, including Android, Windows, Android Tablet, Linux and Mac apps. The best Librum alternative is calibre, which is both free and Open Source. Other great apps like Librum are Readest, KOReader, MuPDF and Librera Reader.

The simplest PDF viewer. Safe (doesn't require permissions), lightweight (just 6,9MB) and modern.

Convert eBooks into multiple formats like EPUB, PDF, or Mobi seamlessly, preserving original display. Edit metadata for personalization. Compatible with major e-Readers and apps like Kindle, Kobo, and Adobe Digital Editions, allowing book enhancements and customizable reading experiences.



An ebook reader and library management app supporting ".epub" files. Arianna discovers your books automatically, and sorts them by categories, genres and authors.






WizRead combines a powerful reading app with an exciting community, letting you organize, track and share your entire reading journey in one seamless experience.




A next-generation iOS viewer app for self-scanned manga and books with AI-powered organization, cloud storage support, and NAS streaming.




Homebranch is a self-hosted web application for managing and reading your E-Book collection. It provides a user-friendly interface to organize, search, and read your ebooks across devices.




Free reading platform with 6M+ books & 30K+ human-narrated audiobooks with word-level text-audio synchronization. No subscription or sign-up required.


Mini Reader is the "anti-modern" e-book app. It stands out by stripping away the clutter found in typical readers to focus on pure utility:




