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Upload your notes and turn them into flashcards

Upload PDFs, slides, notes or images and get flashcards with spaced repetition, plus quizzes and mind maps for the same material.

Create flashcards nowFree · No credit card required

Drop files here or browsePDF, DOCX, PPTX, text or photos of your notes · several files with Plus

Free · First set needs no signup · Creates flashcards in seconds

How uploaded notes become a flashcard deck

Lecture notes stuck in a Word file or a stack of slide decks can turn into study material quickly when you upload notes to flashcards with DeckOwl. The tool reads the text, picks out terms, definitions and key facts, and writes question and answer pairs you can study right away.

Accepts PDF, DOCX, PPTX, plain text and images of pages
Creates flashcards with spaced repetition scheduling
Generates quizzes with explanations and mind maps from the same upload
Free plan includes 3 generations a month and browser study

Example biology flashcards on cell structure

What organelle produces most of a cell's ATP?The mitochondrion, through cellular respiration. It converts energy from nutrients into ATP the cell can use.

What is the function of the ribosome?Ribosomes build proteins by translating mRNA into a chain of amino acids.

What does the phospholipid bilayer of the cell membrane do?It forms a selectively permeable barrier that separates the cytoplasm from the outside environment.

How does rough ER differ from smooth ER?Rough ER has ribosomes on its surface and helps make proteins for secretion, while smooth ER lacks ribosomes and makes lipids.

Which structures do plant cells have that animal cells lack?A rigid cell wall, chloroplasts and a large central vacuole, all of which support photosynthesis and structure in plants.

Generate the full set

Many file types

Send PDFs, DOCX and PPTX files, plain text notes, or photos of pages. Text recognition reads the images so handwritten or printed pages can become cards.

Spaced repetition built in

Cards come back at the intervals your memory needs, so you spend less time rereading and more time recalling.

Quizzes and mind maps too

The same upload can produce multiple choice, true/false and short answer questions with explanations, or a mind map of the main ideas.

How it works

Upload your material

Drop in a PDF, slide deck, DOCX file, text notes or a photo of a page. Free plan users get 3 generations a month.

Review the generated cards

Check the flashcards DeckOwl creates, edit anything that needs correcting, and keep the ones that match your course.

Study in the browser

Work through cards on any device with spaced repetition. Plus and Pro unlock exports to PDF, DOCX, Anki, CSV and more.

The quality of the deck depends on the source. Clean, well-organized notes with clear headings tend to produce tidier cards, while a photo of a crowded whiteboard may need a quick pass to fix a few entries. Reviewing the cards once before studying catches anything that was misread.

Once the deck exists, spaced repetition does the rest. Cards you miss come back sooner and cards you know drift further apart, so the material you struggle with gets more attention without you having to sort it by hand.

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Frequently asked questions

How many flashcards should I make from one chapter?

Aim for one card per distinct fact, term or process rather than a fixed number. A dense chapter might produce 30 to 60 cards, while a short lecture may need only a dozen.

How often should I review flashcards to remember them?

Short daily sessions work better than long cramming sessions, and spaced repetition helps by showing harder cards more often. Consistency over a few weeks matters more than how many cards you review in one sitting.

Can I upload photos of my notes instead of typing them?

Yes. Photos of pages are read with text recognition, so you can upload images alongside PDFs, slides and plain text. Check the results on busy or low-contrast photos before you rely on them.

Can I export my flashcards to Anki?

Yes, but export is a paid feature. Plus includes PDF, DOCX, Anki and CSV export, and the free plan lets you study in the browser.

Generate free flashcards

Keep exploring the topic

Review the main ideas visually or practice recalling them.