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Turn your class notes into AI flashcards with spaced repetition

Upload a PDF, slide deck, set of notes or a photo of a page. DeckOwl builds flashcards from your own material, then schedules reviews so you see the hard cards more often.

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Why an AI flashcard maker beats rewriting notes by hand

Class notes pile up faster than most people can review them, and a AI flashcard maker turns that backlog into study material in minutes. Instead of copying terms onto index cards, you upload the document you already have and get a first draft of questions and answers built from your own wording.

  • Upload PDF, DOCX, PPTX, plain text or photos of pages
  • Cards are scheduled with spaced repetition as you review
  • Study free in the browser on the Free plan, with 3 generations per month
  • Export to Anki, PDF, DOCX or CSV on Plus, or use Pro for bulk upload
Example cell biology flashcards (a common study topic)
What is the function of ribosomes?They synthesize proteins by translating mRNA into chains of amino acids.
What does the Golgi apparatus do?It modifies, sorts and packages proteins and lipids for transport within or out of the cell.
Where do the light-dependent reactions of photosynthesis take place?In the thylakoid membranes inside the chloroplast.
What is osmosis?The diffusion of water across a semipermeable membrane from an area of lower solute concentration to one of higher solute concentration.
What does DNA polymerase do during replication?It adds nucleotides to a growing strand in the 5' to 3' direction, using the template strand as a guide.
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Works with your files

Upload PDF, DOCX, PPTX, plain text or images. Photos of pages are read with text recognition.

Spaced repetition built in

Each card is scheduled for review based on how well you recalled it, so you spend time on what you are about to forget.

Quizzes and mind maps too

Turn the same material into multiple choice, true/false and short answer quizzes with explanations, or into a mind map.

How it works

Upload your material

Add the notes, slides or PDF you need to study. No credit card is needed to start.

Generate flashcards

DeckOwl reads the text and drafts cards with a question or term on the front and the answer on the back.

Review and study

Edit any card you want, then study in the browser. Cards you miss come back sooner.

The part that matters most is what happens after the cards exist. Spaced repetition schedules each card based on whether you recalled it, so the material you are about to forget returns while there is still time to lock it in. You can edit any card that comes out wrong before you start.

DeckOwl works best when the source is specific. A lecture slide deck with clear headings or a chapter PDF gives the tool more to work with than a vague sentence, so check the first batch of cards and tighten the source if needed.

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Frequently asked questions

How many flashcards should I make for a cell biology unit?

Aim for one card per term or concept your instructor emphasized. If an answer contains more than one idea, split it into two cards so each one tests a single fact.

How do I study flashcards effectively?

Try to recall the answer before you flip the card, then rate how hard it was. Review the cards you struggle with more often than the ones you know well, which is what spaced repetition automates.

Can I export my flashcards to Anki?

Yes, export to Anki is available on the Plus plan, which also includes PDF, DOCX and CSV export. The Free plan lets you study the cards in the browser without exports.

Can DeckOwl read photos of my notes?

Yes, photos of pages are read with text recognition. You can also upload PDF, DOCX, PPTX or plain text files if you already have the document.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.