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Turn your PDFs and notes into practice quizzes with AI

DeckOwl reads your lecture files and writes questions with explanations, so you can test yourself on the material you actually need to learn. Start free with no credit card.

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 generate quizzes from your own material

Students who want a LightPDF AI quiz generator usually have a stack of lecture PDFs and need practice questions without writing them by hand. DeckOwl takes the same kind of input, including PDF, DOCX, PPTX, plain text and photos of pages, and builds multiple-choice, true/false or short-answer questions with explanations. Each answer tells you why the right choice is right, so a wrong guess becomes a lesson.

Multiple-choice, true/false and short-answer questions from one upload
Explanations for every answer so you learn from mistakes
Study in the browser on the free plan
Export to PDF, DOCX, QTI 2.1 or Moodle XML on paid plans

Example biology quiz questions with answers

What is the main role of the cell membrane?It acts as a selectively permeable barrier that controls what enters and leaves the cell. It separates the cell's contents from its surroundings.

Which organelle carries out most of the aerobic respiration that produces ATP in eukaryotic cells?The mitochondrion. It uses oxygen in the electron transport chain, which makes the bulk of the cell's ATP.

During which phase of mitosis do sister chromatids separate?Anaphase. The centromeres split, and spindle fibers pull the chromatids toward opposite poles of the cell.

What does the law of independent assortment state?Alleles of different genes segregate independently during gamete formation. This applies to genes on different chromosomes or far apart on the same chromosome.

True or false: DNA replication is semiconservative.True. Each new double helix keeps one original strand and pairs it with a newly made strand, as the Meselson-Stahl experiment showed.

Generate the full set

Works from your own files

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

Three question types

Get multiple-choice, true/false and short-answer questions. Each one comes with an explanation of the correct answer.

Export when you need it

Plus adds PDF and DOCX export. Pro adds QTI 2.1 and Moodle XML for course platforms.

How it works

Upload your material

Add a chapter, a slide deck or typed notes. Start with a single file to see how it works.

Choose question types

Pick multiple-choice, true/false or short-answer questions, then generate the set.

Review and study

Check the questions, remove any that miss the point, and work through the explanations.

Quiz questions work best when they come from your own material. Upload a chapter, a slide deck or your notes, then review the questions before you study. Remove anything off-topic, and generate a second set from a shorter section if you want tighter coverage.

The free plan includes 3 generations a month and study in the browser. Plus, at $39 a year or $7.99 a month, adds unlimited generations and PDF and DOCX export. Pro, at $14.99 a month, adds a stronger AI model, bulk upload, and QTI 2.1 and Moodle XML export. Students get 40% off with a school email, and no credit card is needed to start.

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Frequently asked questions

How many practice questions should I make from one chapter?

Start with a set that covers each major section of the chapter. Then generate a second set on the topics you missed, which keeps practice focused where you need it.

How do I study with quiz questions instead of rereading?

Answer each question before you check the explanation, and write down why each wrong option is wrong. Repeat the questions you missed on a later day to lock them in.

Can I export quizzes from DeckOwl?

Yes, on Plus you can export to PDF and DOCX, and Pro adds QTI 2.1 and Moodle XML. The free plan lets you study in the browser without exports.

Can I use a PDF from another tool with DeckOwl?

Yes, any PDF you upload can be used as long as its text can be read. Scanned pages are read with text recognition, and photos of pages work too.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.