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Turn a YouTube transcript into a quiz with AI

Paste a transcript or upload notes, slides or a PDF. DeckOwl writes quiz questions with explanations you can study right in the browser.

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How the AI YouTube quiz generator works

Quizzes built from a video are only as good as the text behind them, so when you use an AI YouTube quiz generator, start with the transcript rather than the video link. DeckOwl reads plain text, PDF, DOCX, PPTX and images, which means a saved transcript works as well as a lecture handout.

  • Paste a transcript or upload a text file of the video's captions
  • Choose multiple choice, true/false or short-answer questions
  • Read explanations for every answer, including the ones you got right
  • Quiz yourself again after a day to check what you retained
Example questions from software documentation topics
What does an API endpoint represent?A specific URL where a service accepts requests for one resource or action. Reading the endpoint path tells you what a request will do.
True or false: a 401 status code means the requested resource was not found.False. 401 means the request lacks valid authentication, while 404 means the resource was not found.
What is the purpose of a README file in a code repository?It explains what the project does and how to install and run it. Readers usually see it first, so it sets expectations.
Why do API docs list rate limits?Rate limits cap how many requests a client can send in a time window. Knowing them helps you avoid 429 errors from too many calls.
What does it mean for a function to be idempotent?Calling it several times produces the same result as calling it once. This matters when retrying failed requests safely.
Generate the full set

Multiple-choice, true/false and short answer

Pick the question style that fits the material. Each question comes with an explanation of why the answer is correct.

Built from your own text

Questions come from the transcript, document or notes you provide, so the quiz matches what you actually watched or read.

Study in the browser

Free accounts can take quizzes online with no export. Paid plans add PDF, DOCX and Anki export for later review.

How it works

Get the transcript

Copy the transcript from the video page or save it as a plain text file. You can also upload PDFs, slides, DOCX files or photos of pages.

Generate the quiz

Choose multiple choice, true/false or short answer. DeckOwl writes the questions and explanations from your text.

Review and study

Answer the questions in the browser, read the explanations for misses, and export to PDF, DOCX or Anki if your plan includes it.

A useful quiz tests the ideas you need to remember, not every sentence the speaker said. Generate a short set first, answer it without notes, then read the explanations for anything you missed. Repeat the quiz a day or two later to see what stuck.

If you teach or study in a course system, Pro adds QTI 2.1 and Moodle XML export so you can move questions into the platform you already use.

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Frequently asked questions

How many questions should I make from a long video?

Start with about one question for each key idea, usually 10 to 15 for a 20-minute video. Fewer focused questions are easier to review than a long list of trivia.

Should I quiz myself on the explanations or just the answers?

Read the explanation for every question, including ones you answered correctly. The reason behind an answer is what helps you apply the idea in a new situation.

Can I paste a YouTube link directly?

DeckOwl works from documents and text, including PDF, DOCX, PPTX, plain text and images. Save or copy the transcript first and upload that text.

Which formats can I export to?

The free plan studies in the browser only. Plus at $39/year or $7.99/month adds PDF, DOCX, Anki and CSV export, and Pro at $14.99/month adds QTI 2.1 and Moodle XML.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.