InterSub

✓ verified, sync 2026-08-20

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 ed….

PricingFreemium

Rating5.0 on Toolify · 70 reviews

Category AI Language LearningAI TranslateAI Subtitle GeneratorAI ChatbotsLarge Language Models (LLMs)AI Roleplay +4

First indexed2026-08-20

What it does.

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.

registry ID ndock:tool:intersub

Features

Interactive dual subtitles
Instant word translations
Personal vocabulary tracking
Multi-platform support

Pricing history.

auto-diffed on every sync: the changelog other directories don't keep

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