Alternatives to Readest
A modern ebook reader for EPUB, PDF, MOBI and comics, with highlights, notes, translation, text to speech and sync across every platform. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Readest
A modern ebook reader for EPUB, PDF, MOBI and comics, with highlights, notes, translation, text to speech and sync across every platform.
Replacements
Listings that take over the same core job as Readest.
Koodo Reader
A modern ebook reader for fifteen-plus formats that syncs your library and reading progress through storage you already own.
Koodo Reader is fully free under AGPL-3.0 and syncs through storage you already control instead of a hosted service, though sync setup is on you.
FBReader
Cross-platform ebook reader supporting EPUB, FB2 and Readium LCP.
FBReader keeps library and position in step across desktop and mobile, but it is not open source and some features need paid add-ons.
Foliate
A calm, well-made GTK ebook reader for Linux that stores your notes as plain JSON you can sync yourself.
Foliate is a free GTK reader for Linux only, storing annotations as plain JSON you sync yourself, with translation and text-to-speech.
Thorium Reader
Read EPUB books with an accessible desktop reader.
Thorium Reader is a free BSD-licensed accessible EPUB reader for desktop only, without mobile, web or built-in sync.
KOReader
A reader you install on a Kindle, Kobo or PocketBook that opens the formats the stock software refuses.
KOReader runs on e-ink devices such as Kindle and Kobo plus Android, with PDF reflow and Calibre OPDS access, but no official iOS build.
Moon+ Reader
A configurable Android ebook reader for EPUB, PDF, MOBI, comics and many other formats.
Moon+ Reader is a closed-source Android-only reader with very wide format support and fine display control, with some features requiring the paid Pro version.
ReadEra
An ad-free reader for Android and iOS that opens ebooks, PDFs, office documents and comics.
ReadEra is a free, closed-source reader for Android and iOS that opens ebooks, PDFs, Word files and comics, with no desktop version.
Librera Reader
A customizable Android reader for PDF, EPUB, MOBI, DjVu, FB2 and comic book files.
Librera Reader is a GPL-3.0 Android-only reader with DjVu and comic support and offline dictionaries, relying on Google Drive for cross-device sync.
Also worth comparing
These listings name Readest as their own alternative, so the relationship runs both ways.
@Voice Aloud Reader
An Android app that reads web pages, PDFs, EPUB books and copied text aloud.
Readest is an open-source AGPL-3.0 ebook reader with text to speech on Windows, macOS, Linux, Android and web, focused on ebooks rather than reading web pages aloud.
Adobe Digital Editions
A free ebook reader from Adobe for EPUB and PDF books on desktop and mobile.
Readest is an AGPL-3.0 open source reader covering EPUB, PDF, MOBI and comics, with notes, translation and text to speech, though its cloud sync has paid tiers.
Apple Books
Apple's app for buying, reading and listening to ebooks and audiobooks on iPhone, iPad and Mac.
Readest is an open source reader for macOS, Windows, Linux, Android and the web with highlights and text to speech, but it has no bookstore or audiobooks.
Arianna
A KDE ebook reader and library manager for EPUB files on the Linux desktop.
Readest reads EPUB, PDF, MOBI, CBZ and more across desktop, Android and web with translation and text to speech, while cloud sync uses a hosted service with paid tiers.
BookFusion
An ebook reader and cloud library that syncs your own EPUB and PDF collection across devices.
Readest is an open source reader on desktop, Android and web with synced highlights and position, though its cloud sync is also a hosted service with paid tiers.
EPUBReader
A browser extension that opens and reads DRM-free EPUB ebooks directly in the browser.
Readest runs on the web as well as desktop and Android, reads EPUB, PDF, MOBI and comics, and adds highlights, translation and text to speech.
Icecream Ebook Reader
A Windows ebook reader for EPUB, MOBI, PDF, FB2 and comic files with notes and highlights.
Readest is an AGPL-3.0 reader for EPUB, PDF, MOBI and CBZ across Windows, macOS, Linux, Android and web, with translation, text to speech and optional paid sync.
Kindle for Web
Amazon's browser-based reader for Kindle books, formerly called Kindle Cloud Reader.
Readest is an open-source reader with a web version plus desktop and Android apps for DRM-free EPUB, PDF and MOBI files, with paid tiers for its hosted cloud sync.
Neat Reader
A cross-platform EPUB reader with annotations, notes export and cloud sync of books and progress.
Readest is open source under the AGPL, reads EPUB, PDF, MOBI and comics across platforms, and also offers hosted sync with paid tiers.
YACReader
Read digital comics with a dedicated desktop application.
Readest opens CBZ comics as well as EPUB and PDF on desktop, Android and web, though it has no library management comparable to dedicated tools.
Similar software
Related functionality, not a direct replacement.
Calibre
The ebook library manager: view, convert, edit and catalogue books in every major format, and talk to e-readers.
Kavita
A self-hosted reading server for ebooks, comics and manga, with readers built for each format and OPDS for everything else.
Calibre-Web
A self-hosted web app for browsing, reading and downloading ebooks stored in a Calibre database.
