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Turn any PDF or set of notes into flashcards with AI

DeckOwl is web-based software, not a hardware device. Upload your slides, notes or photos of a textbook page and get flashcards you can review with spaced repetition.

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

From chapter notes to machine study cards in one upload

Students who want a flashcard maker machine usually want a faster way to turn chapter notes into study cards without retyping every term and formula.

  • Turns lecture slides and textbook PDFs into flashcards
  • Reads photos of printed pages with text recognition
  • Spaced repetition brings back cards you are about to forget
  • Free plan includes 3 generations per month with browser study
Example simple machines flashcards (physics)
What is mechanical advantage?The ratio of output force to input force that a machine produces.
What are the six classical simple machines?Lever, wheel and axle, pulley, inclined plane, wedge and screw.
What does a fixed pulley change?The direction of the applied force. It gives no mechanical advantage by itself.
How does an inclined plane reduce the effort needed to lift a load?It spreads the lifting distance over a longer path, so less force is needed, though you move farther.
What is the ideal mechanical advantage of an inclined plane?The length of the slope divided by its height.
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Works from your own files

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

Spaced repetition built in

Cards come back at the intervals where you are most likely to forget them, so your review time goes to the hard ones.

Quizzes and mind maps too

Generate multiple choice, true or false and short answer questions with explanations, or a mind map of a topic.

How it works

Upload your material

Add a PDF, slide deck, notes file or photo of a page from your machines chapter.

Generate your flashcards

DeckOwl reads the text and writes question and answer cards from the key terms and formulas.

Study in the browser

Review your cards on any device. Free accounts study in the browser, and Plus adds exports to PDF, DOCX, Anki and CSV.

DeckOwl does this in software. Upload a PDF, DOCX, PPTX, plain text file or a photo of a page, and it produces flashcards you review with spaced repetition. For a unit on simple machines, that means terms like mechanical advantage and formulas like the ideal mechanical advantage of an inclined plane come back to you on a schedule instead of sitting in a highlighted page.

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Frequently asked questions

How many flashcards should I make for a simple machines unit?

Start with one card per key term and formula in the chapter, then add cards for worked examples you get wrong. Shorter, focused decks are easier to review than one long list.

What is the best way to study machine concepts like mechanical advantage?

Work a few numerical problems by hand, then explain each machine's input and output force in your own words. Testing yourself this way shows you where the reasoning breaks down.

Is DeckOwl a physical machine?

No. DeckOwl is a web-based AI tool that generates flashcards from the files you upload, so you use it in a browser with no hardware.

Can I export my flashcards to Anki?

Yes, but exports are part of the Plus plan at $99.90/year or $9.99/month. The Free plan lets you study in the browser, with 3 generations per month.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.