Privacy Pros: FOSS, no ads or trackers
Privacy Cons: GPlay version has integrated google services
Librera Reader is a highly customizable and feature-rich application
for reading e-books in PDF, EPUB, MOBI, DjVu, FB2, TXT, RTF, AZW, AZW3, HTML, CBZ, CBR, DOC, DOCX, formats.
With its intuitive, yet powerful, interface, Librera makes ebook reading a veritable pleasure.
It even features a unique auto-scrolling, hands-free Musician’s mode, with controllable speed.
F-Droid version is based on the latest MuPDF and support Android 4.1+.
The only difference between Librera FD (F-Droid) and Librera PRO
is the absence of Google Play services and Google Drive book synchronization in Librera FD.
Just a few Librera main features:
- Easy document discovery by configurable criteria:
- Auto-Scan (user-specified folders)
- Browse folders (using an in-app file explorer)
- Recent (featuring a reading-progress indicator)
- Support for bookmarks, annotations, and EPUB3 tables of contents
- Configurable Day and Night modes
- Configurable link color (hence, footnotes and endnotes color)
- Support for many popular offline dictionaries
- Vertical-scroll lock
- Auto- and manual centering of documents
- Custom ad-hoc CSS coding
- Single-page view of two-page documents
- Musician’s mode with configurable scroll speed
- Customizable TTS reading and built-in media player
- Page-wise TTS recording to MP3 or WAV
- Multi-word text search
- Support for archived (.zip) documents
- Support for RTL languages (Thai, Hebrew, Arabic, etc.)
- Import and export of settings, auto-backup of current session
- Leading initials in FB2 documents
- RSVP reading (à la Spritz)
- Movable bookmarks, w/ a floating indicator
- And a whole bunch of other features for you to check out.