Upload a book in EPUB, MOBI, AZW, or AZW3 format and translate it while preserving chapters, the table of contents, and the reflowable layout.
Use the EPUB Translator for the formats shown below.
Our AI translates chapter by chapter, maintaining narrative flow and context across sections.
Chapter titles and navigation structure remain fully functional after translation.
Generate side-by-side bilingual ebooks that are perfect for language learning while reading.
Bold, italic, links, and images are all preserved in the translated output.
A complete file translation flow from upload to a downloadable result.
Choose your EPUB file or another supported file type.
The system reads the file structure and prepares its translatable content.
Context-aware AI translates the content into your target language.
Automated checks look for inconsistencies and awkward phrasing.
Download the translated file in a usable output format.
Real reviews from readers who translated their books with BookTranslator.
The translation is indeed very well done, staying very close to the technical terms used, without compromising the understanding of the text. It maintains the layout and arrangement of the text. Reliable. Excellent quality.sergioBrazilRated 5 out of 5 on TrustpilotThis app has been a game-changer for translating books. The translations are accurate and preserve the tone and meaning of the original text really well, which is hard to find in most translation tools. It handles longer texts smoothly without losing context, and the output reads naturally rather than feeling robotic or overly literal.MohamediNetherlandsRated 5 out of 5 on TrustpilotI really love using this translation software. The translations are very natural and accurate, and errors are extremely rare. It is easy to use, reliable, and the results are consistently high quality.Hasko DoraGermanyRated 5 out of 5 on TrustpilotWhenever I had issue with the translation - formating, etc., the support of BookTranslator.app helped me within hours.Tereza VojtÃÅ¡kováCzechiaRated 5 out of 5 on TrustpilotI translate from multiple languages and multiple file formats, the program never fails to deliver.Antonia HallBulgariaThe translation is indeed very well done, staying very close to the technical terms used, without compromising the understanding of the text. It maintains the layout and arrangement of the text. Reliable. Excellent quality.sergioBrazilRated 5 out of 5 on TrustpilotThis app has been a game-changer for translating books. The translations are accurate and preserve the tone and meaning of the original text really well, which is hard to find in most translation tools. It handles longer texts smoothly without losing context, and the output reads naturally rather than feeling robotic or overly literal.MohamediNetherlandsRated 5 out of 5 on TrustpilotI really love using this translation software. The translations are very natural and accurate, and errors are extremely rare. It is easy to use, reliable, and the results are consistently high quality.Hasko DoraGermanyRated 5 out of 5 on TrustpilotWhenever I had issue with the translation - formating, etc., the support of BookTranslator.app helped me within hours.Tereza VojtÃÅ¡kováCzechiaRated 5 out of 5 on TrustpilotI translate from multiple languages and multiple file formats, the program never fails to deliver.Antonia HallBulgariaThe translation is indeed very well done, staying very close to the technical terms used, without compromising the understanding of the text. It maintains the layout and arrangement of the text. Reliable. Excellent quality.sergioBrazilRated 5 out of 5 on TrustpilotThis app has been a game-changer for translating books. The translations are accurate and preserve the tone and meaning of the original text really well, which is hard to find in most translation tools. It handles longer texts smoothly without losing context, and the output reads naturally rather than feeling robotic or overly literal.MohamediNetherlandsRated 5 out of 5 on TrustpilotI really love using this translation software. The translations are very natural and accurate, and errors are extremely rare. It is easy to use, reliable, and the results are consistently high quality.Hasko DoraGermanyRated 5 out of 5 on TrustpilotWhenever I had issue with the translation - formating, etc., the support of BookTranslator.app helped me within hours.Tereza VojtÃÅ¡kováCzechiaRated 5 out of 5 on TrustpilotI translate from multiple languages and multiple file formats, the program never fails to deliver.Antonia HallBulgariaExcellent platform with great value for money and outstanding translation, including the use of Portuguese expressions to make the content easier to understand.MateusBrazilRated 5 out of 5 on TrustpilotThe translation of cranium novel English to Bangla was so perfect. Glad to use this website.Jobaida KhanomBangladeshRated 5 out of 5 on TrustpilotIt was easy to use and only took minutes:)Catherine SiennaUnited StatesRated 5 out of 5 on TrustpilotQuick as the wind. And cheap.David MarinUnited StatesRated 4 out of 5 on TrustpilotEasy to use, quick responds thru email.CK UENAustraliaExcellent platform with great value for money and outstanding translation, including the use of Portuguese expressions to make the content easier to understand.MateusBrazilRated 5 out of 5 on TrustpilotThe translation of cranium novel English to Bangla was so perfect. Glad to use this website.Jobaida KhanomBangladeshRated 5 out of 5 on TrustpilotIt was easy to use and only took minutes:)Catherine SiennaUnited StatesRated 5 out of 5 on TrustpilotQuick as the wind. And cheap.David MarinUnited StatesRated 4 out of 5 on TrustpilotEasy to use, quick responds thru email.CK UENAustraliaExcellent platform with great value for money and outstanding translation, including the use of Portuguese expressions to make the content easier to understand.MateusBrazilRated 5 out of 5 on TrustpilotThe translation of cranium novel English to Bangla was so perfect. Glad to use this website.Jobaida KhanomBangladeshRated 5 out of 5 on TrustpilotIt was easy to use and only took minutes:)Catherine SiennaUnited StatesRated 5 out of 5 on TrustpilotQuick as the wind. And cheap.David MarinUnited StatesRated 4 out of 5 on TrustpilotEasy to use, quick responds thru email.CK UENAustraliaUpload your file, choose a language, and see the final price before checkout. Pay only when you're ready, with no subscription required.