Capture words.
Learn forever.

Select any word on any page. Translate instantly. Enrich with AI. All inside your browser โ€” no tab switching, no friction.

Add to Chrome
Free ยท No account required

Built for language learners

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Instant translation

Select any word on any website. Translation appears in milliseconds. 17 languages with auto-detection.

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AI enrichment

CEFR level, transcription, part of speech, example context. Not just a translation โ€” the full picture.

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Flashcards & SRS

Save words as flashcards. Review with SM-2 spaced repetition. Organize into decks and categories.

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Search & Views

Find any card instantly. Create filtered views by language, CEFR, tags, deck, or part of speech.

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17 languages

EN, DE, FR, ES, IT, PT, TR, EL, JA, ZH, KO, AR, PL, NL, UK, SV, RU. Script auto-detection for Cyrillic, CJK, Arabic.

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Export & Import

Export all cards as JSON. Import and merge without duplicates. Your data, fully portable.

How it works

1

Select a word

Highlight any word on a page. The Wc badge appears instantly.

2

See the translation

Click the badge. Translation, transcription, and CEFR level appear in a bubble.

3

Save to your collection

Hit Save. The word goes to your inbox. Move it to a deck when ready.

4

Review & learn

Study with spaced repetition. The algorithm schedules reviews at optimal intervals.

17 Languages

๐Ÿ‡ฌ๐Ÿ‡ง English
๐Ÿ‡ท๐Ÿ‡บ Russian
๐Ÿ‡ฉ๐Ÿ‡ช German
๐Ÿ‡ซ๐Ÿ‡ท French
๐Ÿ‡ช๐Ÿ‡ธ Spanish
๐Ÿ‡ฎ๐Ÿ‡น Italian
๐Ÿ‡ต๐Ÿ‡น Portuguese
๐Ÿ‡น๐Ÿ‡ท Turkish
๐Ÿ‡ฌ๐Ÿ‡ท Greek
๐Ÿ‡ฏ๐Ÿ‡ต Japanese
๐Ÿ‡จ๐Ÿ‡ณ Chinese
๐Ÿ‡ฐ๐Ÿ‡ท Korean
๐Ÿ‡ธ๐Ÿ‡ฆ Arabic
๐Ÿ‡ต๐Ÿ‡ฑ Polish
๐Ÿ‡ณ๐Ÿ‡ฑ Dutch
๐Ÿ‡บ๐Ÿ‡ฆ Ukrainian
๐Ÿ‡ธ๐Ÿ‡ช Swedish

Built with

TypeScript
React 19
Vite
Chrome MV3
.NET 9
Kubernetes
Hetzner
Grafana
Sentry

Privacy Policy

Data collected

Your saved words and settings are stored locally in your browser via Chrome storage API. Words you translate are sent to our backend for processing.

Not collected

No browsing history, no personal information, no analytics linked to you. We don't track which pages you visit.

Third parties

Translation and AI enrichment are handled by our own backend. Only the word you translate is sent โ€” never the surrounding page content.

Storage

All vocabulary data is local to your browser. Uninstalling the extension removes all stored data.

Contact

kozhdev@gmail.com