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Turn a YouTube lecture into notes and flashcards

DeckOwl reads your transcript, class notes, slides or PDFs and drafts flashcards you can review with spaced repetition. Paste the transcript as text to start free, with no credit card.

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Why turn a video into notes and flashcards

A recorded lecture on YouTube is hard to review from memory, so the faster route is a YouTube video to notes and flashcards workflow: copy the transcript, paste it in, and let DeckOwl draft the cards. You then check the wording against the video and keep only the cards that matter for your exam.

  • Transcripts from lectures and tutorials work as plain text input.
  • Keep the source file so you can check each card against the original.
  • Split long videos into sections so each batch of cards stays focused.
  • Review new cards within a day, then let spaced repetition set the schedule.
Example chemical bonding flashcards
What holds ions together in an ionic bond?Electrostatic attraction between oppositely charged ions. The attraction acts in all directions, which is why ionic solids form rigid lattices.
Why do covalent bonds form between nonmetal atoms?Atoms share electron pairs to reach a stable outer shell, usually eight electrons. Sharing lets both atoms fill their valence shells without a full electron transfer.
What is electronegativity?It is an atom's tendency to attract shared electrons in a bond. Large differences in electronegativity produce ionic or highly polar bonds.
What is a polar covalent bond?A bond where electrons are shared unequally between atoms of different electronegativity. The more electronegative atom carries a partial negative charge.
Why are metals good conductors of electricity?Metal atoms release valence electrons into a shared sea of delocalized electrons. Those mobile electrons carry electric current and transfer heat.
Generate the full set

Paste or upload the source

Add a transcript as plain text, or upload a PDF, DOCX, PPTX or a photo of your notes.

Flashcards and quizzes

Get flashcards plus multiple choice, true/false and short answer quizzes with explanations.

Spaced repetition

Cards come back at the right intervals so the harder ideas stick.

How it works

Copy the transcript

Grab the video's transcript, or type out the key points you heard.

Upload or paste it

Save it as a text file or paste it straight into DeckOwl.

Review your cards

Study in the browser on the free plan, or export your deck on Plus.

Flashcards work best when they are short and tested over time. Spaced repetition shows each card again just before you would forget it, which is more useful than rereading the same notes. Quizzes with explanations help you catch the ideas you only half understood.

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Frequently asked questions

How should I review chemical bonding after watching a lecture?

Start with the cards on bond types and electronegativity, then reread the parts of the transcript you missed. Spaced repetition will bring back the weak cards more often until you can answer them quickly.

What is the difference between ionic and covalent bonds?

Ionic bonds form when electrons transfer from a metal to a nonmetal, creating oppositely charged ions that attract each other. Covalent bonds form when nonmetal atoms share electron pairs to fill their outer shells.

Can I export these flashcards to Anki?

Yes, Anki export is included on the Plus plan at $99.90/year or $9.99/month. The free plan lets you study flashcards in the browser but does not include exports.

Can I try DeckOwl for free?

Yes. The free plan includes 3 generations per month and browser study, and you do not need a credit card to start.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.