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Turn your notes into an online quiz with explanations

DeckOwl is built for study material, not party games. Upload a PDF, DOCX, PPTX, text file or photo of a page and get multiple-choice, true/false or short answer questions with explanations.

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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

How the online quiz maker works with your material

Anyone searching for an online best friend quiz maker is usually planning a fun party game, and DeckOwl is built for a different job. It turns your own course material into quizzes with explanations, so the questions test what you actually need to learn.

Multiple choice, true/false and short answer questions from one upload
Explanations written for every question, including the wrong options
Works with PDFs, slides, DOCX, PPTX, text notes and photos of pages
No credit card needed to start on the free plan

Example friendship study questions in Spanish and Aristotle

According to Aristotle, which kind of friendship is the most durable?Friendship of virtue, because both friends value each other's character, so it lasts without depending on usefulness or pleasure.

In Spanish, what is the feminine form of amigo?amiga, because Spanish nouns and adjectives agree in gender with the person they describe.

True or false: French ami and amie follow the same gender pattern as Spanish amigo and amiga.True, because ami is masculine and amie is feminine, so the ending changes with gender.

What does the Spanish phrase hacer amigos mean?To make friends, because hacer means to make or to do, and amigos means friends.

Which of Aristotle's three kinds of friendship is based on usefulness?Friendship of utility, because each friend is valued for what they provide, and it often ends when that benefit ends.

Generate the full set

Built from your own material

Upload PDFs, slides, DOCX or PPTX files, plain notes, or photos of pages. Photos are read with text recognition, so the quiz reflects what you actually need to learn.

Explanations for every answer

Each question comes with an explanation, so a wrong answer teaches you why the right one is correct instead of just marking it wrong.

Three question types

Choose multiple choice, true/false or short answer. Study in the browser on the free plan, or export your quizzes on a paid plan.

How it works

Upload your material

Add a PDF, DOCX, PPTX, text file or a photo of a page. Your lecture slides or reading can be used as they are.

Pick the question type

Select multiple choice, true/false or short answer. The questions are written from the content you uploaded.

Take the quiz and review

Answer the questions, read the explanations, and repeat the ones you missed until the material sticks.

Upload a PDF, DOCX, PPTX, plain text notes or a photo of a page, and photos are read with text recognition. Choose multiple choice, true/false or short answer, then work through the questions in the browser.

The free plan includes 3 generations per month with studying in the browser and no exports. Plus adds unlimited generations and PDF, DOCX, Anki and CSV export, while Pro adds QTI 2.1 and Moodle XML export.

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Frequently asked questions

Can I make a quiz about Spanish words for friendship, like amigo and amiga?

Yes, upload a vocabulary list or a reading in Spanish and DeckOwl writes multiple-choice or true/false questions with explanations. Include the gender forms so the quiz checks both amigo and amiga.

How do I study Aristotle's three kinds of friendship?

Read the passage, then make a quiz that asks you to match each type of friendship to its reason: utility, pleasure or virtue. Focus on the explanations for the questions you miss, since they show why each type differs.

Can I export the quiz to share with classmates?

Exports are paid features. Plus includes PDF, DOCX, Anki and CSV export, and Pro adds QTI 2.1 and Moodle XML.

Is there a free plan?

Yes, the free plan includes 3 generations per month and lets you study in the browser. It does not include exports, and no credit card is needed to start.

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