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Turn your own study material into AI flashcards

Upload a PDF, DOCX, PPTX, set of notes or a photo of a page, and get flashcards you can review with spaced repetition.

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Free account · 3 sets a month · Creates flashcards in seconds

Why AI flashcards work better from your own notes

Generic card decks rarely match what your instructor covered, so AI flashcards built from your own lecture slides or textbook chapter aim at the material that will actually be on your exam.

  • Generate flashcards from PDFs, DOCX, PPTX, plain text notes or photos of pages.
  • Review with spaced repetition so weak cards come back before you forget them.
  • Free plan includes 3 generations per month and browser study.
  • Plus adds unlimited generations and PDF, DOCX, Anki and CSV export.
Example intro biology flashcards
Which organelle produces most of a cell's ATP?The mitochondrion, through cellular respiration. Its inner membrane hosts the electron transport chain that drives most ATP synthesis.
What is osmosis?The movement of water across a semipermeable membrane from lower solute concentration to higher solute concentration. Water moves to balance solute levels on both sides.
Where do the light-dependent reactions of photosynthesis occur?In the thylakoid membranes of the chloroplast. Light energy is captured there to make ATP and NADPH.
How many daughter cells does mitosis produce?Two genetically identical diploid cells. Each receives a full copy of the chromosomes from the parent cell.
Which bases pair in DNA?Adenine pairs with thymine, and guanine pairs with cytosine. These pairs are held together by hydrogen bonds.
Generate the full set

Upload what you already have

Send in PDFs, DOCX files, PPTX slides, plain text notes or photos of pages. Photos are read with text recognition.

Cards built from your material

Flashcards come from your own lectures and readings, so they match what your course actually covers.

Spaced repetition built in

Each card is scheduled so hard ones come back sooner and easy ones less often, keeping review focused.

How it works

Upload your material

Add a file, paste notes or upload a photo of a page. No credit card is needed to start.

Generate your flashcards

DeckOwl reads the text and creates flashcards from the key terms and ideas in it.

Study on a schedule

Review cards in the browser with spaced repetition, and mark which ones you knew and which you missed.

Spaced repetition then schedules each card so you see the difficult ones again sooner and the easy ones less often. That pattern is what helps most people keep material past the next test.

Start with the file you need most this week, review it in short sessions, and add new material as the course moves forward.

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Frequently asked questions

How many flashcards should I make for an intro biology unit?

Start with one card per key term or process your instructor stressed, then remove any you already know well. Keeping the deck focused on what you miss tends to work better than making it as large as possible.

Is it better to study flashcards in short daily sessions?

Usually, yes. Short sessions spread across several days tend to beat one long cram session because spacing out review gives memory time to strengthen.

Can I export AI flashcards to Anki?

Yes, on the Plus plan you can export to Anki, along with PDF, DOCX and CSV. The free plan lets you study in the browser but does not include exports.

Is DeckOwl the same as KnowHiz?

No. DeckOwl is its own AI study tool and is not made by KnowHiz. You can start free without a credit card and try it on your own material.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.