A better way to learn English from YouTube.
Make learning English feel fun, easy, and effective.
Everything you need to learn
Watch videos, save words, review anywhere. A complete system built for YouTube learners.
Built-in YouTube Sidebar
Watch videos while seeing subtitles and translations right next to the player. One click to save any word or sentence you want to learn.
No switching tabs, everything in one place
Jump Back to Video Instantly
Every saved word or sentence remembers exactly where it came from. Tap to jump back to that moment in the video and hear it again.
Context helps you remember better
Cloud Sync & Mobile App
All your saved words sync to the cloud. Review them anytime on iOS or Android. Learn on the go, whether you're commuting or waiting in line.
Your learning never stops
Smart Review System (SRS)
Our system automatically schedules reviews based on how well you remember each word. Review just before you forget — the most efficient way to learn.
Science-backed learning method
How it works
Start learning from YouTube videos in four simple steps.
Watch YouTube Videos
Open any YouTube video. Our sidebar appears automatically with subtitles and translations.
Save Words Instantly
See a word you want to learn? Click once to save it. No copy-paste, no note-taking apps needed.
Review on Your Phone
All your saved words sync to your phone. Review them anytime, anywhere.
Jump Back to Video
Tap any saved word to jump back to that exact moment in the video. See and hear it in context again.
Start learning today
Join learners who are building real English vocabulary from YouTube videos they already love.
Free to use · Cloud sync · iOS & Android