bibooks (bibooks.org) makes bilingual audiobooks in 49 languages from almost any text: something you type or paste, a TXT, DOCX, PDF or EPUB file, an original AI story written at your level, or a public-domain classic from Project Gutenberg. By default, every sentence is read aloud in both languages with each word highlighted as it is spoken, while Beelinguapp offers a curated library of stories, news articles and songs in about 23 languages.
| Feature | bibooks | Beelinguapp |
|---|---|---|
| Content languages | 49 | About 23, as listed on its website |
| Make an audiobook from your own text | Yes: type or paste any text, or upload a TXT, DOCX, PDF or EPUB file | Not listed |
| AI-written stories at your level | Yes: an original story at any level from A1 to D1, for children, young adults or adults, included in the Free plan | Not listed; its library offers ready-made stories from beginner to advanced |
| Public-domain classics of your choice | Yes: import a Project Gutenberg book by its link (long books are trimmed to fit your plan's limits) | A curated library; importing a book of your choice is not listed |
| Audio in both languages | Yes: by default, every sentence is read aloud in both languages | Many stories narrated by native speakers, shown side by side with your own language |
| Word-level highlighting synced to the audio | Yes, in every supported language | Karaoke-style scrolling text synced to the audio, per its app store listing; word-by-word highlighting is not stated |
| Romanization for non-Latin scripts | Yes, optional, for 15 languages | Not listed |
| Free public library | Yes, free to read and listen to without an account | Free to download, with some stories unlocked for free; Premium unlocks all of them |
| Vocabulary tools | Not offered | Glossary, flashcards and end-of-story quizzes, per its website |
| Price model | Free plan, or monthly plans from $5.00 to $48.00 | Free, with an optional Premium subscription; its prices are not listed on its website |
Beelinguapp details as checked on September 30, 2026 from its public website and app store listing. Its features and prices may have changed since; see beelinguapp.com for current details.
you want a mobile app with a ready-made library of stories, many narrated by native speakers, in one of the widely taught languages it covers, with built-in vocabulary tools such as flashcards and quizzes.
you want to choose what you read: your own text or file, an AI story written at exactly your level, or a public-domain classic from Project Gutenberg; you are learning a language Beelinguapp does not list, such as Tamil, Urdu or Icelandic; or you want romanization for a language written in another script, such as Tamil, Hindi or Russian. Its audio uses text-to-speech voices rather than human narrators.
Yes. Both give you a text beside its translation, read aloud, with the text following the audio. bibooks also covers languages Beelinguapp does not list, such as Tamil, Urdu and Icelandic, and lets you make a new audiobook from your own text, an AI story at your level or a Project Gutenberg classic.
As checked on September 30, 2026, Beelinguapp's website does not list Tamil, Urdu, Punjabi, Bengali, Thai, Hebrew or Icelandic. bibooks supports all of them, with audio in both languages.
Yes. Choose a level from A1 (beginner) to D1 (expert), an audience (children, young adults or adults) and a length, and AI writes an original story that bibooks turns into a bilingual audiobook. Story generation is included in the Free plan.
Yes. Type or paste text, or upload a TXT, DOCX, PDF or EPUB file, choose the two languages, and bibooks translates it and generates audio with synchronized text. You can also import a public-domain book from Project Gutenberg by its link.
No. bibooks uses text-to-speech voices, which is what lets it voice any text in every language it supports. Beelinguapp says many of its stories are narrated by native speakers.
Yes. Every book in the public library is free to read and listen to, and the Free plan lets you create your own bilingual audiobooks each month. Paid plans add more characters.