InterSub
Learn languages effortlessly through interactive video subtitles
Target Audience
- Language learners
- Online course students
- Bilingual professionals
Hashtags
Overview
InterSub turns streaming platforms into language classrooms by showing dual subtitles and instant translations while you watch. It automatically saves new words to your personal vocabulary list, letting you learn naturally without interrupting your viewing experience.
Key Features
Dual Subtitles
Side-by-side native/target language captions for context
Instant Translations
Hover-over AI definitions without pausing videos
Collocation Detection
Identifies idioms/phrasal verbs in context
Multi-Platform Support
Works on Netflix, YouTube, Coursera & 8+ platforms
Anki Sync
Auto-saves vocabulary to popular flashcard apps
Use Cases
Learn vocabulary from Netflix shows
Study technical terms in Coursera courses
Review saved words via mobile apps
Watch content in 30+ languages
Pros & Cons
Pros
- Works with popular streaming/learning platforms
- Context-aware translation for complex phrases
- Seamless vocabulary tracking & export
- No screen interruption during learning
Cons
- Browser-only (no standalone mobile app)
- Advanced features require subscription
Pricing Plans
Free Browser Extension
FreeFeatures
- Dual subtitles
- Basic translations
- Vocabulary saving
Pricing may have changed
For the most up-to-date pricing information, please visit the official website.
Visit websiteFrequently Asked Questions
Which platforms does InterSub support?
Works on YouTube, Netflix, Prime Video, Coursera, Udemy, LinkedIn Learning, TED, and Crunchyroll with more coming soon.
How many languages are supported?
Supports English, Spanish, and 30+ other languages for translations and subtitles.
Can I use InterSub on mobile?
While there's no mobile app, you can sync vocabulary to mobile flashcard apps via Anki integration.
Integrations
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