
Understand unfamiliar words
Tap a word for its meaning, translation, pronunciation and usage frequency.
AI-powered definitions
Read books, stories, and articles in another language. Understand unfamiliar words, translate sentences, and remember vocabulary as you read.
Free during beta. Limited spots available.

Tap a word for its meaning, translation, pronunciation and usage frequency.
AI-powered definitions

Select a sentence to see its translation in a window or inline.
AI-powered
Explore at your own pace, with study support whenever you want it.
Browse public-domain books and short stories in your learning language, and find something that fits your vocabulary.

See how a book or article matches your vocabulary, with an optional check for a more personal estimate.
Preview and practise chapter words, or go straight to reading.

LingoReader estimates the words you know as you read and study, without manual tracking. Adjust any estimate whenever you want.

Turn words and phrases into flashcards and review them with spaced repetition in LingoReader. Practise words in their original sentences, with optional Anki export.

Download books and saved articles to read offline. Lookups and translation need an internet connection.
Adjust fonts, spacing, themes, and scrolling or paged reading.
Explore how it works, beta pricing and limits, or import and export help.
Click Sign up to create an account, then confirm your email before signing in. Registration is open to everyone while spots are available. LingoReader is free during the beta.
LingoReader supports English, Spanish, French, Portuguese, German, Italian and Polish.
Bring DRM-free EPUB and MOBI books, import a web article by its link, or paste text. If a website needs a login or cannot be imported, you can paste the article text instead.
LingoReader runs in your browser on a computer, tablet or phone.
No. LingoReader estimates which words you know from your reading and study activity. You can also choose Known or Learning yourself; your choices take priority over automatic estimates.
Yes. Save words and phrases as flashcards and review them with built-in spaced repetition. Vocabulary checks and chapter warm-up are optional, so you can always go straight to reading. Export to Anki or a spreadsheet is also available.
Yes. Download books and saved articles while online, then read them offline. Online lookups, sentence translation, vocabulary checks, and generating chapter preparation need an internet connection.
LingoReader uses AI to explain words in context and translate sentences.
LingoReader is free during the beta. Pricing for the public release hasn’t been announced.
Read with word meanings and sentence translations whenever you need them.
Works in your browser on phone, tablet and desktop.
Free during beta. Limited spots available.
Occasional emails about new features, supported languages and launch news.