據 AlphaMoat 統計,截至 2026-09,Chrome 外掛 WordHub 使用者數為 152,環比 +16.9%,評分 4.5(4 人評價),在全部 9,324 款 AI 瀏覽器外掛中排名第 3,596 位,在「教育科研」分類(676 款)中排名第 281 位。
WordHub 是什麼
Look up words while browsing. Get definitions, pronunciation, etymology, AI context, and spaced repetition. WordHub is your AI-powered vocabulary learning companion for mastering English while browsing the web.
🎯 HOW IT WORKS Hover over any word → Press Alt+X → Get instant definitions, pronunciation (IPA), frequency data, and more. No tab switching, no interruptions.
📖 SMART WORD LOOKUP
- Definitions from WordNet (world's largest English lexical database)
- Word frequency rankings from SUBTLEX-US (51M word corpus)
- Etymology trees and word family connections
- Word roots, prefixes, and suffixes breakdown
🤖 AI-POWERED LEARNING
- AI Explanations – Get context-aware insights for any word
- Paragraph Translation – Hover over paragraphs to translate into your native language
- AI Chat – Ask follow-up questions about any word or concept
展開其餘商店介紹▾
📊 VOCABULARY MANAGEMENT
- Save words with one click while reading
- Spaced repetition (SM-2) for long-term retention
- Daily quiz with definition, fill-in-the-blank, and spelling modes
- Import/export word lists (Anki, CSV, plain text)
🔍 PAGE TOOLS
- Page Scan – Highlight all difficult words on any webpage
- Reading Mode – Clean, distraction-free article view
- Word frequency analysis for any page
🌐 MULTILINGUAL SUPPORT
- Interface available in English, 中文, 日本語, 한국어, Español, Français, Deutsch, and more
- AI-powered translations in 20+ languages
✅ PRIVACY FIRST
- No account required to start
- Your vocabulary stays in your browser
- Optional sync with free WordHub account
- No ads, no tracking, no data selling
PERFECT FOR:
- GRE, TOEFL, IELTS, SAT test preparation
- ESL/EFL learners at any level
- Academic researchers and students
- Business English professionals
- Anyone who reads English online
🆓 FREE FEATURES All core features are free forever. Premium AI features use your own API key — no subscription required.
KEYBOARD SHORTCUTS
- Alt+X – Look up selected word
Built with ❤️ for language learners worldwide. Website: https://wordhub.top
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+ 對比資料月份:2026-09 · 使用者數與評分來自 Chrome 應用商店公開資料,按月聚合更新。口徑說明見資料方法。