Chrome Extension for YouTube

Understand every YouTube video

Demystify complex terms and jargon as you watch. Gloss uses AI to explain unfamiliar concepts in context—so you never feel lost in tutorials, lectures, or courses.

Free to start. No credit card required.

Stop feeling lost. Start understanding.

Gloss demystifies complex terminology so you can focus on learning, not decoding jargon. Every unfamiliar term, explained in context.

Demystify Complex Terms

Instantly decode technical jargon, acronyms, and specialized vocabulary. No more feeling lost when experts use words you don't know.

Context-Aware Explanations

AI understands the video's subject matter. A "cell" means something different in biology vs. programming—Gloss gets it right.

Smart Glossary

Automatically builds a personalized glossary for each video. Review, export, and keep definitions for future reference.

Stay in the Flow

No more pausing to Google terms. Stay focused on learning while Gloss quietly handles the research in the background.

Simple, transparent pricing

Start free and upgrade as you learn more. All prices in USD.

Free

$0forever

~4 hrs/month

  • Basic glossary generation
  • 10 videos per month
  • Community support
Get Started

Slow Learner

$3.49/month

~10 hrs/month

  • Priority processing
  • 50 videos per month
  • Export definitions
  • Email support
Choose Plan
Most Popular

Serious Learner

$10.49/month

~30 hrs/month

  • Priority processing
  • Unlimited videos
  • Export definitions
  • Custom prompts
  • Priority support
Choose Plan

Unlimited

$20.99/month

Unlimited

  • Everything in Serious Learner
  • Unlimited analysis hours
  • Early access to new features
  • Direct support line
Choose Plan

All paid plans include a 7-day money-back guarantee. Cancel anytime.

Frequently asked questions

Everything you need to know about Gloss