Librera Reader PRO is an easy-to-use and highly configurable reading application that supports the most popular document formats, including: PDF, EPUB, EPUB3, MOBI, DjVu, FB2, FB2.zip, DOC, DOCX, TXT, RTF, AZW , AZW3, CBR, CBZ, HTML, XPS, MHT and more.
+ Easy document discovery, with configurable lists rich in options:
+ Automatically browse user specified folders
+ Browse catalogs, drives and folders with an in-app file browser
+ Recent folders and favorites
+ Support for bookmarks (fixed and mobile) and annotations
+ Individually configurable day and night modes
+ Support for many popular online translators
+ Integration of the main offline dictionaries
+ Vertical scroll lock
+ Automatic centering and manual centering of enlarged pages
+ Single page view of double page documents
+ Musician mode with configurable scroll speed
+ Quick and easy document search
+ Search for words in multiple documents (and search for multiple words)
+ Online document format conversion
+ Support for archived books (.zip)
+ Right to left language support (Persian / Farsi, Hebrew, Arabic, etc.)
+ Application start from last page read
+ Support for online catalogs (OPDS), search and download of books
+ RSVP reading (reading à la Spritz)
+ Support for custom CSS code for a better reading experience
+ Support for custom labels and grouping by them
+ Synchronization of reading progress and settings across multiple devices
+ And many, many more …

Supported Android
(4.1 and up)
Ice Cream Sandwich (4.0 – 4.0.4),Jelly Bean (4.1 – 4.3.1),KitKat (4.4 – 4.4.4),Lollipop (5.0 – 5.1.1),Marshmallow (6.0 – 6.0.1),Nougat (7.0 – 7.1.1),Oreo (8.0-8.1), Pie(9.0)