With Duoreader, learn languages through
bilingual reading
Match translations sentence-by-sentence. Switch between two languages instantly and experience the beauty of original texts.
Duoreader aligns translations sentence-by-sentence, and word-by-word when you want to see exactly which phrase maps to which. Read 78 classic books in 11 languages, or browse 1,400+ websites in 24 languages and let Duoreader translate any article as you read. You can also import your own ePUB and PDF files. Supports Chinese, English, French, Spanish, Italian, Japanese, Arabic, Russian, and more.
Read anything you want
Duoreader translates what you read as you go. Whether the text has a human translation or not, you always read it side by side in two languages.
Word-by-word alignment
Tap a sentence to line up both versions word by word and see exactly which phrase maps to which.
AI Dictionary
Tap any word for a definition that fits the sentence you are reading.
Text-to-Speech (TTS)
Listen with natural voices and adjustable speed, and follow along as the text highlights.
78 classic books
Translations into 11 languages — Austen, Dickens, Orwell, Hemingway and more. Read them as they were translated, or let Duoreader translate for you.
1,400+ websites
Browse 24 languages by topic — news, science, tech, health, culture, history, travel, food, sport, finance and more — and read any article in your own language.
Import Your Own Books
Import and read your own ePUB and PDF files directly in the app. Your library, your way. Prefer a site of your own? Paste the URL instead.
Library & Bookmarks
Filter by level and language, open detailed info pages, and save a bookmark on any paragraph to come back to it later. Your progress and bookmarks sync across devices when you sign in.
Free, With No Ads
No ads and no interruptions — nothing pops up while you are in the middle of a paragraph.
A World of Classic Literature
Dive into our collection of 78 classic books, translated into 11 languages — or read any article from 1,400+ websites and have Duoreader translate it as you go.
Supported Languages
Featured Classics
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Pride and Prejudice
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A Tale of Two Cities
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The Old Man and the Sea
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Oliver Twist