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Turn your messy lecture notes into A-grade flashcards and practice quizzes

Drop in lecture slides and notes. Knowl builds summaries, flashcards, and practice exams so you can study faster.

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Upload lecture notes and PDFs
Add slides, handwritten notes, or PDFs from class. Knowl reads the source so you do not retype anything.
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Summaries, flashcards, and quizzes
Automatic generation of summaries, flashcards, and quizzes from what you uploaded, ready for exam prep.
03
Transparent pricing
Plus is $7.99/mo after a 7-day trial. Duo is $11.99/mo if you want to study with a partner.
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Quiz subject demo · Intro Biology & Cellular Respiration

Try a 3-question revision quiz Knowl would generate from your notes

Pick an answer for instant feedback and a short explanation, then generate your own quiz from notes.

Question 1/3

The electron transport chain pumps protons to create a gradient used by ATP synthase. Where is that chain in mitochondria?

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Full school-year revision for $79

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7-day free trial. Unlimited sets, practice exams, and step-by-step explanations for the school year

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