New

Turn a YouTube lecture into a guide you can actually use.

Get chapters, key ideas, plain-language explanations, transcript excerpts, and links to the exact moments in the video.

Free to start: preview up to 3 sections before you decide. One-time $10 unlock: get the complete guide, full PDF, and a saved copy in your Library.

See how it works

One video, a guide built for studying.

These three views use the same short NASA video. The guide is a curated illustration of the format, not a customer lecture.

YouTube link entered in the lecture creation form

Paste a YouTube link

Choose the video and, if you want, the output language.

Sample guide with chapters and a searchable table of contents

Find your way through it

Scan the chapters and jump straight to the part you need.

Sample section with a plain-language explanation, key ideas, and a video timestamp

Study with the source beside you

Read the explanation and key ideas, then play the matching moment.

Explore the full sample guide ↗