FBReader Premium is a versatile ebook reader application designed to support a wide range of formats and enhance the reading experience. Among its premium features, the app provides text-to-speech functionality, allowing users to have their ebooks read aloud through Android’s text-to-speech engine. It also integrates translation services, specifically Google Translate and DeepL, making it easier for users to understand content in foreign languages. Additionally, FBReader supports various file formats, including PDF and comic book formats, which broadens its usability for different types of content.
The application is compatible with DRM-free ebooks as well as those protected by Readium LCP, showcasing its flexibility in managing various ebook protections. The primary file formats supported by FBReader include ePub—encompassing the key features of ePub3—as well as Kindle’s azw3, PDF, and fb2 formats. Beyond this, it accommodates comic book files such as CBZ and CBR, RTF, Microsoft Word documents, HTML, and plain text, making it a comprehensive choice for diverse reading materials.
To facilitate language learning or enhance understanding of foreign texts, FBReader incorporates dictionary integration, allowing users to look up unfamiliar words and phrases. The extensive selection of external dictionaries available further enriches this feature. In the premium version, users can even translate entire sentences within the app itself thanks to direct integration with powerful translation tools. This functionality is particularly beneficial for multilingual users or those looking to explore literature in different languages.
FBReader also offers synchronization options to keep your library and reading positions aligned across devices through the FBReader book network, which operates on a Google Drive™ based cloud service. The synchronization feature is turned off by default but can be configured via the app's preferences. Furthermore, the reader is known for its speed and customization capabilities, allowing the use of external fonts and customized backgrounds, adjusting screen brightness easily, and selecting different color schemes for day or night reading. Users can access ebook catalogs and stores through a built-in browser/downloader, and the app is localized in 34 languages, supporting hyphenations in 24 languages, which enhances its accessibility globally.