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Turn any PDF into a quiz with AI

Upload a PDF, slides or notes and DeckOwl writes multiple-choice, true/false and open questions from your own material, each with an explanation.

Create quizzes 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 quizzes in seconds

Why a quiz built from your own PDF works better

Writing practice questions from a 40-page lecture PDF by hand can take longer than the reading itself. A PDF to quiz with AI workflow reads the file and writes questions from its actual content, so your time goes into answering rather than drafting.

Works from PDFs, DOCX, PPTX, plain text notes and photos of pages
Multiple choice, true/false and short answer questions in one generation
Explanations on every question so you learn from misses
Study in the browser on the free plan, with exports on paid plans

Example intro biology quiz questions

Which organelle produces most of a cell's ATP?Mitochondria. They carry out cellular respiration, which converts glucose and oxygen into ATP.

True or false: DNA replication is semiconservative.True. Each new DNA double helix keeps one original strand and one newly made strand.

What is the role of ribosomes in a cell?Ribosomes build proteins by translating messenger RNA into chains of amino acids.

In osmosis, water moves toward which side of a membrane?The side with more dissolved solute, because water potential is lower there.

Which phase of mitosis separates sister chromatids?Anaphase. Spindle fibers pull the sister chromatids toward opposite poles of the cell.

Generate the full set

Questions from your material

The AI reads your PDF, slides or notes and writes questions about what is actually in them, not generic filler.

Three question types

Choose multiple choice, true/false or short answer, or mix them in one quiz so you practice recall in more than one way.

Explanations for every answer

Each question comes with an explanation, so a wrong answer tells you why and points you back to the right idea.

How it works

Upload your file

Add a PDF, DOCX, PPTX, plain text notes or a photo of a page. Photos are read with text recognition.

Pick the question types

Select multiple choice, true/false, short answer or a mix, then generate the quiz.

Answer and review

Take the quiz in your browser, read the explanations, and return to the questions you missed.

Quizzing yourself is one of the most useful ways to study because it forces recall instead of recognition. Mixing question types helps: multiple choice checks whether you can tell similar ideas apart, true/false catches misconceptions, and short answer makes you explain a concept in your own words.

If you were hoping for a ready-made printable test, this is not that. DeckOwl builds a custom quiz from the notes and documents you already have, so the questions match the course you are actually taking.

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AI quiz creator from PDF: how it works

Turn PDF notes into multiple-choice, true/false and open quizzes with explanations.

AI Quiz Generator from PDF

Turn PDF notes or slides into practice quizzes with explanations.

Free AI Quiz Generator from PDF

Make quizzes with explanations from your PDFs, slides or notes. Free to start.

Free AI Quiz Generator From PDF

Upload a PDF and get a practice quiz with explanations. Free to start, no card needed.

AI Quiz Maker from PDF Files

Turn PDF notes into multiple-choice and true/false quizzes with explanations.

AI Quiz Maker for PDFs

Turn any PDF into a quiz with explanations and study it in your browser.

Frequently asked questions

How many questions should I aim for when quizzing myself on one chapter?

Start with a set you can finish in one sitting, then repeat the questions you missed until you can answer them without hesitation. Focusing on the weak spots usually helps more than adding more questions.

Are short answer questions better than multiple choice for remembering material?

Short answer questions require recall, which tends to build stronger memory than picking from options. Multiple choice is still useful for spotting confusion between similar terms, so using both works well.

Can I export the quiz to PDF, DOCX or a learning management system?

PDF and DOCX export are available on the Plus plan, and QTI 2.1 and Moodle XML export are available on the Pro plan. The free plan lets you study the quiz in the browser without exports.

Do I need a credit card to try DeckOwl?

No, you can start without a credit card. The free plan includes 3 generations per month, and students with a school email get 40% off paid plans.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.