According to AlphaMoat, as of 2026-08, the Chrome extension Vocably has 2,000 users (+0% MoM), rated 5 (151 reviews) — ranked #1,011 of 9,793 AI browser extensions, and #261 of 1,926 in Office & Collaboration.
Vocably is an AI dictionary that translates on any website or YouTube and lets you learn your saved translations on mobile, expanding your vocabulary over time.
AI dictionary. Translate on any website or YouTube. Learn your translations on mobile. Expand your vocabulary. Translate new words while reading websites and watching YouTube videos. Vocably automatically turns your translations into flashcards and lets you learn them in the mobile or web app.
The dictionary supports 109 languages, including 🇬🇧 English, 🇪🇸 Spanish, 🇩🇪 German, 🇫🇷 French, 🇮🇹 Italian, and more.
You'll stop forgetting the words you've looked up and expand your vocabulary all the way to fluency.
Vocably is the intelligent language assistant designed for real-world browsing. Instantly translate text on any website or YouTube video and save it to your personal collection for long-term retention.
Using a scientifically-proven Spaced Repetition System (SRS), Vocably tracks your progress and reminds you to review words exactly when you're about to forget them. Transform your daily internet usage into an enjoyable learning habit.
+ Translation & Discovery Without Effort
Instant Translation: Select any word or phrase on any webpage to get a translation and detailed information about the new word.
YouTube Integration: Hold Alt (or Option ⌥) to highlight and save unfamiliar words directly from YouTube subtitles.
Detailed Information: Vocably provides clear, accurate definitions, phonetic transcriptions, examples, and other useful information.
Multi-Language Support: Learn multiple languages and conveniently switch between them in the extension and app interfaces.
+ Learn Saved Words with Spaced Repetition
Spaced Repetition (SRS): Efficiently move words from short-term to long-term memory with automated review schedules.
Mobile Sync: Your saved words are always with you. Review them at any convenient time with our iOS and Android apps. Expand your vocabulary and reach fluency.
Personalized Flashcards: Every word you translate automatically becomes a study card — no manual entry required.
+ How to Get Started
Select & Translate: Highlight any word or phrase on a website and click the Vocably popup button.
Save: Add the word and its definition to your collection with a single click.
Learn: Open the Vocably mobile app or website to study your saved words whenever it suits you.
Turn every article, blog post, and YouTube video into a personal language lesson. Add Vocably to Chrome and start progressing in your language learning like never before.
AnyDoc Translator is an AI translation extension for web pages, documents, ebooks, images, and video subtitles.
+ CompareWPS PDF is a browser extension for viewing, editing, converting, and AI chatting with PDF files.
+ CompareDeepL is an AI translation and writing extension that delivers accurate, fluent results across the web.
+ CompareImmersive Translate is a bilingual AI translator for web pages, PDFs, ebooks, and video subtitles.
+ CompareSmallpdf is a browser extension for editing, converting, compressing, and AI-summarizing PDF files.
+ CompareData month: 2026-08 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.