LibroLang 2.0 // Web & Mobile Parity

Master languages through
stories you love.

AI-generated graded readers, strictly calibrated to your CEFR level. Word-by-word narrated audio, a synced vocabulary deck, and a personal tutor — across web and mobile.

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Live // The ReaderPress play, or tap an underlined word
librolang.com/read/graded-story-1
05

The old keeper noticed a subtle change in the evening wind. Far across the harbor, a single boat drifted through the silence of the ancient sea, and he heard the waves whisper against the stones below.

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DictionaryADJECTIVE
subtle
/ˈsʌt.əl/

Delicate, elusive; not obvious or loud.

LEMMA · subtle Audio
Study Mode 2 mastered
The Ecosystem

A complete ecosystem for fluency

Seamless cross-platform synchronization that goes with you anywhere.

Cross-platform

Graded readers

Readers strictly calibrated by AI across CEFR levels A1–C2. Read with parallel bilingual translation, continuous word-by-word narration, and total Web↔Mobile progress sync.

Bilingual

Read in your language first

Read the same story in your native language, then in your target language. The proven parallel reading method — now digital.

Generative

Infinite stories

Generate entirely new readings on any subject you love — from science fiction to history — with difficulty and vocabulary tailored precisely to your level.

One tap

Integrated dictionary

A single tap on any word reveals its definition, phonetic pronunciation, lemmas and audio. Add it to your study deck in a second.

Premium

AI tutor feedback

Complete a book to unlock the interactive comprehension quiz. The AI tutor scores your answers in detail and returns personalized feedback to accelerate fluency.

LibroLang Mobile

Take your stories and deck everywhere

Android and iOS apps, 100% optimized for portability. History, saved words and statistics sync seamlessly.

READA1–C2 Readers
STUDYVocabulary Deck
QUIZAI Tutor Scoring

Study Mode

Shuffle your deck (Fisher–Yates), flip cards to review lemmas, mark words as mastered.

Native & offline audio

Premium word-by-word narration, engineered to work perfectly online and off.

AI quizzes & feedback

Full reading quizzes, natively integrated with the AI tutor engine on your phone.

Offline testing mode

Continue reviews and sessions without relying on a network connection.

iOS App is live. Android app is in final certification.

The Method

Your journey to fluency

Four steps to transform how you learn a language.

01

Select

Pick a book matched to your CEFR level and the topics you care about.

02

Read & listen

Immerse yourself. Premium AI audio narrates, synced word-by-word.

03

Discover

Tap unfamiliar words to reveal definitions and save them to your deck.

04

Master

Take comprehension quizzes and review flashcards to lock in memory.

Begin // Story 01

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