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Study AI-made flashcards on a spaced repetition schedule

Upload a PDF, slides, notes or a photo of a page. DeckOwl writes the cards and spaces your reviews so each one comes back just before you would forget it.

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

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How spaced repetition works with AI-generated cards

Spaced repetition works because memory fades on a predictable curve, and AI flashcards with spaced repetition let you apply that curve to your own course material instead of a generic deck.

Cards are written from the exact pages or slides you upload.
Missed cards return sooner, and known cards are spaced further apart.
Edit or delete any generated card before it enters your review queue.
Check your progress by reviewing the cards that keep coming back.

Example spaced repetition questions to study

What is spaced repetition?A review method that spaces out repeated study of material, with the gaps between reviews growing as recall improves.

Why does spacing beat cramming for long-term memory?Memory weakens slightly between reviews, so each successful retrieval after a gap strengthens the memory more than repeated study in one sitting.

What should happen to a card's review interval after a missed answer?It should be shortened so the card returns sooner, because the answer has not yet been stored reliably.

What is the spacing effect?The finding that distributed practice produces better long-term retention than massed practice, even when total study time is the same.

How is spaced repetition different from retrieval practice?Spaced repetition controls when you review, while retrieval practice is the act of recalling an answer from memory, which spaced schedules rely on.

Generate the full set

Cards from your own material

Add PDFs, DOCX or PPTX files, plain notes, or photos of textbook pages. The text is read and turned into flashcards you can edit.

Reviews spaced by recall

A card you answer correctly is shown again after a longer gap. A card you miss comes back sooner, so study time goes to the material you are losing.

Quizzes and mind maps too

The same source can also produce multiple choice, true/false and short answer questions with explanations, plus mind maps for seeing how topics connect.

How it works

Upload your material

Drop in a PDF, slide deck, document, text notes or a picture of a page. No credit card is needed to start.

Review the generated cards

Check the AI-written flashcards, fix any wording, and remove anything you do not need before your first session.

Study on the schedule

Mark each card as known or missed. DeckOwl sets the next review date based on your answers.

Each review is a chance to retrieve an answer from memory. When you recall a card correctly, the next gap before it returns gets longer. When you miss it, the gap shortens, so the card appears again while you can still fix the error.

Starting from your own lecture slides or textbook chapters keeps the cards tied to what your class actually covers. Reviewing them on a schedule means the material is refreshed before an exam rather than crammed the night before.

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Frequently asked questions

How long should the gap be between reviews in spaced repetition?

There is no fixed gap that works for everyone. Good schedules lengthen the interval after correct answers and shorten it after misses, so the timing adapts to each card.

Does spaced repetition work better than rereading notes?

Research on retrieval practice and spacing generally favors recalling answers over repeated rereading, though results vary by learner and subject. Spaced repetition is one way to build that habit.

Can I export AI flashcards with their review schedule to Anki?

Anki export is a paid feature, included with Plus at $39/year or $7.99/month. The free plan lets you study in the browser but does not include exports.

Do I need a credit card to try it?

No. You can start on the free plan with 3 generations per month and study in the browser without adding a credit card.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.