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Knowt

Study app that turns lectures, PDFs and notes into flashcards, study guides and quizzes, with free flashcard study modes.

Knowt is a study platform for students and teachers. Knowt users upload PDFs, slides, videos or lecture recordings, and AI converts them into notes, study guides, flashcards and practice quizzes. Flashcards can also be made by hand or imported from Quizlet and studied without charge in learn mode, and an assistant named Kai answers questions.

Best for Students who want class material converted into flashcards and practice questions, particularly those preparing for AP, SAT or ACT exams.

Knowt website home page
Screenshot of knowt.com, captured 9 Oct 2026
Platforms
Web, iOS, Android
Pricing model
Freemium
Free plan
Yes
Free trial
Yes
Made by
Knowt
Added

Last verified: . Information taken from knowt.com.

What is Knowt?

Knowt is a study platform that combines flashcards with AI tools for turning course material into revision resources. Its lecture notetaker records a class and produces notes, flashcards, quizzes and games from the audio. A summarizer does the same for PDFs, slide decks, images and videos, including ones from YouTube. Handwritten or typed notes can be reorganised into study guides and active-recall exercises. Kai, the built-in AI helper, can quiz a student aloud, generate a podcast from uploaded material and explain why an answer to a practice question was wrong. Flashcard sets can be created manually, generated by AI or imported from Quizlet, then studied through learn mode, a matching game, spaced repetition or a practice test. For AP, SAT and ACT preparation there are study schedules, practice tests, automatically graded free-response questions and a score calculator. A shared library holds notes and flashcards made by other users. Knowt runs in the browser and on iOS and Android.

Key Features

AI Lecture Notetaker

Records a lecture and returns detailed notes plus flashcards, quizzes and games based on it.

File and Video Summarizer

Condenses long PDFs, slide decks and videos into study guides or recall exercises.

Flashcards and Learn Mode

Offers flashcard creation, sharing and several study modes, including spaced repetition, on the free tier.

Kai Voice Tutor and Podcasts

Quizzes the student by voice and can turn an uploaded file into an audio podcast.

Exam Prep Hub

Supplies study plans, practice problems, mock exams and analytics for AP, SAT and ACT.

Shared Resource Library

Lets users browse millions of notes and flashcard sets published by other students.

Use Cases

Catching Up After a Lecture
Record the class and review the generated notes and flashcards afterwards.
Condensing Assigned Reading
Upload a long chapter or slide deck to get a summary and key terms.
Moving From Quizlet
Bring existing sets across and continue studying them in learn mode.
Preparing for AP Exams
Practise multiple-choice and free-response questions with automatic grading.
Classroom Use
Teachers create and share study sets with their classes.

Things to know

AI tools sit behind Ultra
The pricing page lists the summarizers, lecture recording, podcast generator and voice tutor as Ultra features, along with an ad-free experience.
Refund window
Knowt's stated policy is a refund within 24 hours of purchase or renewal, less a transaction fee of about 3.5%.
App store purchases
Subscriptions bought on iOS or Android cannot be refunded by Knowt and must go through Apple or Google.
Separate teacher plans
The plans page has distinct tabs for students and teachers.

FAQs

What is Knowt?

Knowt is a study platform with flashcards and AI tools that create notes, study guides and quizzes from a student's own materials.

What is Knowt used for?

Knowt is used to make and study flashcards, summarise lectures, PDFs and videos, and prepare for exams such as AP, SAT and ACT.

Is Knowt free?

Yes, Knowt has a free Basic plan covering unlimited file creation, live collaboration, storage and access to its resource library. AI summarizers, the voice tutor and full exam prep belong to the paid Ultra plan.

How much does Knowt cost?

Knowt sells its Ultra plan with annual or monthly billing, and the annual option starts with a three-day free trial. See the official plans page for current rates.

Does Knowt have a mobile app?

Yes. Knowt is available on the App Store and Google Play as well as on the web.

What file types can Knowt summarise?

Knowt accepts PDFs, Word documents, PowerPoint files, images, lecture videos and lecture audio.

Can I import Quizlet sets into Knowt?

Yes. Knowt lets you bring a Quizlet flashcard set over and study it with its learn, practice test and game modes.

Who it's for

  • High school students
  • College students
  • AP exam takers
  • Teachers
  • Schools

Tagsflashcardslecture notesPDF summarizerexam prepAI tutorstudy guides

Used in these workflows

Each guide lists the stages of one job and the tools that help at each stage. All guides

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