Two subtitles at once
Your target language on top, your own language (or an auto-translation) below. Read both, compare, and absorb meaning in context.
Works on Netflix, Prime Video, Disney+, YouTube, Udemy, TED & Coursera
Turn every show into a language lesson
Watch the shows you love with two subtitle languages on screen at once — your target language plus your own. Built-in dictionary, sentence replay, and active recall make every episode a lesson.
Powered by leading AI models
This is an amazing story about learning.
這是一個關於學習的精彩故事。
One extension, seven streaming & learning platforms
Netflix
Prime Video
Disney+
YouTube
Udemy
TED
CourseraEverything you need
Learning tools, woven into the watch
Everything below works right on top of the player you already use — no switching tabs, no homework.
Click-to-dictionary
Click any word in the learning-language line for an instant definition in your own language — without leaving the video.
Sentence-by-sentence replay
Jump to the previous or next line, replay the current one, or auto-pause at the end of every sentence for shadowing practice.
Active recall built in
Hide either subtitle and reveal it one piece at a time, so you test yourself before you peek.
Subtitle list sidebar
See every line of the episode with timestamps. Click any line to jump straight to that moment.
Per-platform settings
Font size, position, and languages are remembered separately for each service, so every app feels just right.
Keyboard-first
Full hotkey control for replay, reveal, and navigation — so you never break your viewing flow.
Multilingual interface
Available in English, Traditional Chinese, Simplified Chinese, and Japanese, with 16+ translation languages.
Private by design
Your viewing stays on your device. No account required to start learning — ever.
How it works
From install to fluent, in three steps
01
Add it to your browser
Install in one click, then pick the language you're learning and the language you want alongside it.
02
Press play on any show
Open any supported site — Netflix, YouTube, Udemy, Coursera and more. Two subtitle tracks appear on the player automatically.
03
Watch, click, recall
Tap words for definitions, replay tricky lines, and hide a track to test yourself — fluency builds as you binge.
Questions, answered
DualView is a browser extension that shows two subtitle languages at once on Netflix, Prime Video, Disney+, YouTube, Udemy, TED and Coursera. With click-to-dictionary, sentence replay and active recall, it turns shows you already watch into a language lesson. Free to install, no account required.
Netflix, Prime Video, Disney+, YouTube, Udemy, TED and Coursera. One install covers all seven — your settings are remembered separately for each.
No. DualView works without an account and your viewing stays on your device. You can start learning the moment it's installed.
Any language a show offers as a subtitle track. For your second line you can use another official track, or auto-translate into 16+ languages.
Yes — including YouTube's auto-captions. The extension captures the track the player loads and pairs it with your chosen second language.
You can install and use the core dual-subtitle, dictionary and replay features for free. Sign in later if you want AI-powered extras.
Built-in subtitles show only one language at a time and can't look up words or replay a line. DualView puts your target language and native language side by side, lets you click any word for its meaning, replay tricky lines, and hide subtitles to test yourself — turning passive watching into active learning.
DualView is an extension for desktop Chromium browsers (Chrome, Edge, Brave and others) and runs on computers. Mobile browsers don't support extensions yet.
One install covers seven streaming and course platforms — including learning platforms like Udemy, Coursera and TED — with settings remembered per platform. Core features need no account and your viewing stays on your device, plus AI extras like tailored examples, grammar breakdowns and conversation practice.
Stop choosing between watching and studying
Add DualView to your browser and turn tonight's episode into real progress. Free to install, no account needed.