According to AlphaMoat, as of 2026-09, the Chrome extension Abantra has 15 users (-11.8% MoM), rated 4.4 (7 reviews) — ranked #8,138 of 9,324 AI browser extensions, and #603 of 676 in Education & Research.
What is Abantra
Learn vocabulary with AI on YouTube & the web. Highlight words, see your comprehension %, and save what you don't know. # 🧠 Learn languages from content you actually love
📺 **YouTube · 🌐 Websites · 📚 EPUB books**
Learn from YouTube videos, websites, and EPUB books — with the words you don't know **highlighted for you**.
🚫 Stop memorizing endless lists. ✨ Open a video, an article, or a book. Abantra estimates how much you'll understand **before you start**, then helps you save and remember new words **in context**.
## ⚡ HOW IT WORKS
**1. 📺 Open your content** Open a YouTube video, a webpage, or an EPUB.
Show the rest of the store description▾
**2. 📊 Check your comprehension** See your estimated understanding before you begin.
**3. 👆 Tap & learn** Tap a word to see its meaning and save it.
**4. 🔄 Keep learning naturally** Review happens while you keep reading and watching — not with a separate flashcard grind.
## 🎯 WHAT YOU CAN LEARN WITH
* 📺 **YouTube** — transcripts, dictionary, listening & shadowing * 🌐 **The web** — highlighted vocabulary as you browse * 📚 **EPUB books** — your own files or graded books by level
## 🎨 SMART HIGHLIGHTING
🔵 **Blue** — new words for your level 🟠 **Orange** — words you're learning 🔴 **Red** — words you don't know
✅ **Mastered words** stop being highlighted, so you can read normally.
## 🌍 LEARN YOUR WAY
Works for **English, Spanish, German, Japanese, French, Korean**, and many more languages.
🔐 **Your vocabulary stays yours.** ☁️ Sync across devices. 📤 Optional **Anki export** if you already use it.
## 🚀 LEARN FROM WHAT YOU ACTUALLY WANT TO WATCH & READ
Download **Abantra** and turn the content you already love into your language-learning experience.
Extension profile
User Growth Trend
Popular in Education & Research
AI for teachers, right inside Google Docs, Classroom, YouTube, and more. Tell Brisk what you need and save 10+ hours a week.
+ Compare
Your ultimate knowledge and English learning tool to discover the world and upskill yourself. Translate video, websites and PDF.
+ Compare
Bring AI detection, citation checks, live essay feedback, and writing replays directly into Google Docs and your workflow.
+ Compare
Trancy provides bilingual subtitle for platforms like YouTube, Disney+, as well as AI translator for websites.
+ Compare
Automatically import flashcards and notes from any video, PDF, article, or flashcard site. Knowt is the fastest way to study.
+ Compare
Your AI research assistant for understanding scientific literature.
+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.