Apps similar to DinoReader include Readest, which is open source with a free version. Other options are PDFgear, KOReader, Koodo Reader and MuPDF. Ebook Readers like DinoReader are a crowded field, with more than 25 alternatives for Android, Windows, Linux, Mac and iPhone.
Readest is a modern, open-source ebook reader for Windows, macOS, Linux, iOS, Android, and the web.
United States
Read, edit, convert, merge, and sign PDF files across devices, for completely free and without signing up.
Singapore
An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Kindle, Kobo, PocketBook, Linux and Android devices.
Koodo Reader is a powerful ebook reader designed to provide a simple and easy-to-use reading experience.
China
MuPDF offers a highly versatile PDF, XPS, and eBook interpreter, customizable as a renderer, viewer, or toolkit. Features include digital signatures, redactions, form filling, annotations, and page manipulation, ideal for mobile, eBooks, and embedded apps supporting Java, C++, and Python.
United States
Librera Reader is a highly customizable and feature-rich application for reading books in PDF, EPUB, MOBI, DjVu, FB2, TXT, RTF, AZW, AZW3, HTML, CBZ, CBR formats on Android devices.
Slovakia
EU
The Kindle app puts millions of books, magazines, newspapers, comics, and manga at your fingertips.
United States
Russia
Material3 eBook reader - Book's Story. Built with Jetpack Compose. Free & Open Source & Ad Free. 4 supported file formats (.txt, .pdf, .epub, .fb2), 2 supported languages. Lots of customization.
High-performance viewer for documents and images offering split tabs, customizable single or book layouts, portals for side-by-side sections, instant search, line highlight, annotation tools, link hints, searchable highlights, session management, and TOML config.
SpainEU
Openlib is an open source app to download and read books from shadow library (Anna’s Archive). The App Has Built In Reader to Read Books.
Episteme Reader is an offline-first application designed for reading various document formats. It leverages native Android technologies and C++ libraries to provide a performant reading experience with customization capabilities.
India
