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Turn your own notes and PDFs into AI-based flashcards

Upload PDFs, slides, notes or photos of pages and get flashcards you can study with spaced repetition. Start free in the browser.

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 account · 3 sets a month · Creates flashcards in seconds

How an AI-based flashcard generator fits into studying

Most students already have the material they need in a lecture PDF, a slide deck or a photo of a textbook page. The hard part is turning it into cards quickly. An AI-based flashcard generator reads your file and proposes question and answer pairs, so you spend your time learning instead of typing.

Upload PDF, DOCX, PPTX, plain text or image files
Review and edit generated cards before you study
Spaced repetition schedules reviews around what you forget
Free plan includes 3 generations per month and browser study

Example biology flashcards on cell structure

Which organelle produces most of a cell's ATP?The mitochondrion, through cellular respiration in its inner membrane.

What is the function of the Golgi apparatus?It modifies, sorts and packages proteins and lipids for transport inside or outside the cell.

How do prokaryotic and eukaryotic cells differ?Eukaryotic cells have a membrane-bound nucleus and organelles, while prokaryotic cells lack both.

What does the cell membrane do?It is a phospholipid bilayer that controls what enters and leaves the cell, so it is selectively permeable.

Why do plant cells have a cell wall?It gives structural support and protection, and it keeps the cell from bursting when water enters by osmosis.

Generate the full set

Reads your own material

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

Cards built from your content

The generator pulls terms, definitions and key concepts from your files so the deck matches what your class covered.

Spaced repetition built in

Cards you miss come back sooner, and cards you know move further apart, so review time goes to what you forget.

How it works

Upload your material

Add a PDF, slide deck, set of notes or a photo of a textbook page.

Generate your flashcards

The AI creates question and answer cards from the text it reads, which you can review before studying.

Study with spaced repetition

Work through the deck in short sessions and let the schedule decide which cards come back next.

The cards are only useful if you review them on a schedule. DeckOwl pairs generated flashcards with spaced repetition, so terms you keep missing return more often and familiar ones fade into longer gaps. You can also study in the browser on the free plan.

If you need to move cards into another app, the Plus plan adds PDF, DOCX, Anki and CSV export, and the Pro plan adds QTI 2.1 and Moodle XML export for courses that use those systems.

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Frequently asked questions

How many flashcards should I make for a biology unit?

Make one card per key term, process or concept rather than aiming for a fixed number. Start with the terms your teacher stressed, then add cards for anything you keep missing.

What is the best way to study flashcards?

Review them in short sessions and say the answer aloud before you flip the card. Spaced repetition helps by showing cards you miss more often and easy ones less often.

Does DeckOwl work with PDFs and slides?

Yes. You can upload PDF, DOCX and PPTX files, plain text notes, and photos of pages, which are read with text recognition.

Can I export my flashcards?

Exports are a paid feature. The Plus plan includes PDF, DOCX, Anki and CSV export, while the free plan lets you study in the browser.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.