Revolutionary reading and learning through Duolex

Your Personal Bilingual Book Translator

With Duolex you can transform any book into a dual language masterpiece with Duolex. Upload your book, select the language and receive a bilingual version a click away that helps you read, learn and grow - all in one place.

Why Choose Duolex?

  • Make a Leap in Language Learning: Immerse yourself in a new vocabulary with vocabulary, grammar, and phrase translations for full context reading. It is a tool that caters to language learners, teachers and book enthusiasts.
  • Given to personalize for all levels: Doesn’t matter if you are a novice or adept, Duolex caters to everyone. Increase comprehension levels gradually, and adjust settings to focus on new words, grammar or turns to phrases.
  • Streamlined reading experience: Always in progress for exams? Your cursor mark will be saved locally so you can pick up where you left off at your convenience; enabling smooth and connected reading without any interruptions.
  • Easily juggle multilingual possibilities: Need context in a book immediately? With Duolex, any language is possible; used to untap new cultures and expand vocabulary range.
  • Your Data, Your Control: :end of book tracking and sharing. You are the sole owner of uploaded files as they are never saved on our serves. Just clear reading and learning without worrying about privacy.

How It Works

  1. Upload Your Book: Upload any book in PDF, EPUB, or other supported formats. Your file remains on your device and is not accessed or stored by us in any way.
  2. Choose Your Language: Choose the language you want to translate to.
  3. Read and Learn: Read your book in dual language mode, the way the original text is accompanied by its translation.

Your Privacy Matters

At Duolex, we are committed to Security and Privacy. Here’s how we protect your data:

  • No File Storage: Your books are processed locally and we never save them on our servers.
  • No Tracking: We do not track your activity and we do not collect personal information.
  • Your Device, Your Control: All the files and progress are saved on your device, so you are always in control.

What Our Users Are Saying

"Duolex has revolutionised the way I learn languages. It has been amazing to be able to read my favourite books in Spanish and English at the same time, as if I am having a tutor on every page!" – Maria, Language Learner
"As a teacher, I use Duolex to prepare bilingual materials for my students, and it has been a game-changer for language education." – John, Educator

Begin Your Bilingual Reading Today

Are you ready to take your reading and learning to the next level? Upload your book or find our library of public domain books to get started. It is free, simple, and developed to assist you in learning any language with ease.