AI Learning Assistant — Starting with Udemy

You watch the lecture.
Ravenote takes the notes.

Captures transcripts, generates structured notes, and quizzes you with spaced repetition. 90 seconds to install. Works on any Udemy course.

Install Free See how it works
udemy.com/course/data-science-bootcamp/learn/lecture/42
Your notes are ready
3 key concepts extracted
Feature Engineering
Domain-driven — meaningful features from expertise
Automated — Featuretools generates candidates
Selection — remove via correlation
Key Takeaways
Engineer features before tuning params
Copy
Save
Data stays on your device Chrome Web Store Bring your own AI key Udemy today, more platforms soon 90 seconds to install No credit card needed Data stays on your device Chrome Web Store Bring your own AI key Udemy today, more platforms soon 90 seconds to install No credit card needed
What it does

Everything you need to
actually remember what you learn

Feature Engineering
Key Takeaways
What best describes feature selection?
Removing redundant features
Using correlation and importance
Adding more data points
New
Learning
Known
Mastered
Supply Chain
Bottleneck Analysis
builds on Lecture 3
Structured notes in one tap

AI reads the full transcript and writes organized notes — headings, key terms, takeaways.

One tap
Instant transcript capture

Open the transcript panel once. Ravenote reads every word in real time.

Real-time
Quizzes when you pause

Targeted comprehension questions powered by SM-2 spaced repetition.

Spaced repetition
Mastery tracking

Every concept scored: new, learning, known, mastered. Review exactly what you need.

Per concept
Screenshot capture

One click captures the video frame and attaches it to your notes.

One click
Cross-lecture connections

Surfaces meaningful links from earlier lectures automatically.

Automatic
How it works

Three steps. Zero typing.

Open any Udemy lecture

Ravenote appears automatically and starts reading the transcript.

Tap "Get my notes"

AI generates structured notes from the full transcript. Copy, save, or keep watching.

Review and retain

Spaced repetition tracks every concept and tells you what to review.

Pricing

Start free. Upgrade when you're ready.

No credit card for Free. No subscription for Lifetime. Cancel Pro anytime.

Free
$0
3 lectures per day, forever
  • AI note generation
  • Transcript auto-capture
  • Mastery tracking
  • Quizzes on pause
  • Screenshot capture
  • All features included
Install Free
Most popular
Lifetime
$9
one-time payment, yours forever
  • Everything in Free
  • Unlimited lectures
  • Bring your own AI key
  • Choose any AI model
  • No recurring fees ever
Buy once — $9
Pro
$3/mo
cancel anytime
  • Everything in Lifetime
  • AI included — no key needed
  • Priority support
  • Future Pro features
  • Best if you don't want to manage an API key
Subscribe — $3/mo

Your next Udemy course
deserves better notes.

Install Ravenote, open a lecture, and let it work.

Install Ravenote — Free
No account needed. Works instantly. 3 lectures/day free.