Turn any PDF into flashcards with AI
Upload your lecture PDF, slides, notes or a photo of a textbook page. DeckOwl reads the text and builds flashcards you can review on a spaced schedule.
Why build flashcards from your own PDF
Most students who want to create flashcards from PDF handouts are short on time, not on material. A 40-page chapter can hold hundreds of testable facts, and copying them by hand means the cards are ready only after the exam is close.
- Works with PDF, DOCX, PPTX, plain text and images of pages.
- Cards are written from your material, not from a generic list.
- Spaced repetition decides what to review and when.
- Free plan includes 3 generations per month and browser study.
Starts from your own material
Upload a PDF, DOCX, PPTX, plain text file or image. Photos of pages are read with text recognition, so the cards come from what you actually need to learn.
Spaced repetition built in
Cards you find hard come back sooner, and cards you know move further out. You review what you are about to forget instead of rereading everything.
Exports when you need them
Study in the browser on the free plan. Plus adds PDF, DOCX, Anki and CSV export, so your cards can move into the tools you already use.
How it works
Upload your PDF
Drop in a file or photograph the pages. No credit card is needed to start.
Review the cards
Check the generated fronts and backs, edit anything that is unclear, and remove the ones you do not need.
Study on a schedule
Work through the deck in the browser. Spaced repetition brings back the cards you miss most often.
Generating cards from the source file keeps the wording of your course and the terms your instructor used. You can then fix any card that misses a point, and the spaced schedule handles the rest of the review.
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Frequently asked questions
How many flashcards should I make from one chapter on the periodic table groups?
Start with one card for each group name and one for its key shared property, which usually comes to 15 to 25 cards for a chapter. Add more only where you keep missing the same fact.
How do I study periodic table groups with flashcards?
Test yourself on the group name first, then on the properties it shares, such as reactivity or electron count. Mix the order of the cards so you learn the pattern rather than the position in the deck.
Can I export the flashcards to Anki or as a PDF?
Yes, but export is a paid feature. Plus is $39/year or $7.99/month and includes PDF, DOCX, Anki and CSV export, while the free plan lets you study in the browser.
Does it work with slides and photos of notes?
Yes, it accepts PDF, DOCX, PPTX, plain text and images, and photos of pages are read with text recognition. Students get 40% off with a school email.
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