InterSub is a browser extension designed for language learning and skill acquisition. It offers interactive dual subtitles and instant word translations on popular streaming and educational platforms like YouTube, Netflix, Prime Video, Udemy, Coursera, LinkedIn Learning, and TED. InterSub helps users learn new words easily while watching videos, automatically saving viewed words to a personal vocabulary.
InterSub
Browser extension for language learning with dual subtitles and instant translations.
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What is InterSub?
How to use
Install the InterSub browser extension. Watch videos on supported platforms. Use dual subtitles for native and target languages. Hover over words for instant translations. Review saved words in your personal vocabulary.
Core Features
- Interactive dual subtitles
- Instant word translations
- Personal vocabulary tracking
- Multi-platform support
Use Cases
- Learning English, Spanish, and other languages while watching shows on YouTube and Netflix.
FAQ
What is InterSub?
InterSub is a browser extension for Google Chrome, Microsoft Edge and Firefox designed for language learning and skill acquisition. It offers interactive dual subtitles and instant word translations on popular streaming and educational platforms like YouTube, Netflix, Prime Video, Udemy, Coursera, LinkedIn Learning, and TED.
How does InterSub work?
InterSub integrates with your browser and provides real-time dual subtitles (in your native and target languages) while you watch videos. It also offers instant translations when you hover over unfamiliar words, enhancing your learning experience. InterSub saves all the words you looked up while watching videos in your InterSub Dashboard.
Which platforms does InterSub support?
InterSub currently supports YouTube, Netflix, Udemy, Coursera, LinkedIn Learning, TED, and Prime Video. We're continuously working to add more platforms to our list.
Is there a free trial available for the dual subtitles browser extension?
InterSub offers a 14-day free trial for all plans, which includes unlimited word lookups and access to mobile apps and bots. After the trial, a free plan is available with limited features.
Can I cancel my InterSub subscription anytime?
Yes! You can cancel, pause, upgrade, or downgrade your subscription anytime with just a click of a button. No questions asked, no emails required.
Can I get a refund?
All payments, including renewal payments, are refundable within 14 days. You just need to contact our support team to request this.
Can I transfer my subscription to another account?
Unfortunately, no. We do not offer this feature yet, but we plan to add it soon!
Pricing
Free Plan
$0 /mo
14 day trial of Premium. 15 new word lookups per month, or unlimited with ads. Unlimited dual subtitles without AI translation on-the-fly. Auto-save words to vocabulary (Wordbook). Limited access to vocabulary (Wordbook)
Pay-as-you-go
from $1.5
50, 100, 200, or 500 word lookups. Unlimited access to your Wordbook. Unlimited dual subtitles with AI translation on-the-fly. Weekly frequent words reminders. Limited access to words training mobile apps and bots
premium Plan
from $5 /mo
Unlimited word lookups. Unlimited dual subtitles. Unlimited access to the Wordbook. Weekly frequent words reminders. Access to word training mobile apps and bots
Pros & Cons
Pros
- Effortless language learning through video content
- Automatic saving of translated words
- Support for multiple platforms
- Mobile integration for on-the-go learning
Cons
- Requires an internet connection
- Currently a browser extension, not a standalone mobile app
- Limited functionality in the free plan