Every AI Study Tool You Need for a 4.0

AI Lecture Summarizer

Record live lectures and Knowt will create notes, flashcards, tests, and interactive games

Voice Tutoring & Podcasts

Kai will quiz you on your materials with voice, or turn any note/flashcard into a podcast

Flashcards

Create, share, and study for completely free with unlimited learn mode

Exam Predictor & Plan

Upload all class files to get a custom study plan and exam prediction, based on what your professor emphasizes the most!

AI PDF Summarizer

Upload any PDF and Knowt will generate notes, flashcards, practice tests, and more

AP, ACT, & SAT Exam Prep

Access study plans, unlimited practice, mock exams, study material and analytics

Notes

The best AI writing experience on a phone. Ask AI to write and make edits right there

AI Lecture Summarizer

Record live lectures and Knowt will create notes, flashcards, tests, and interactive games

6,500,000 users across the top schools

You're already behind if you're not using Knowt

PDF

Image(s)

Video

PowerPoint

Live Recording

Upload file(s) or drag & drop it herePDFs, images, videos, ppts, and audio

Upload files

Drive

Live Record Class

YouTube

No file(s) selected yetSelected files will appear here. You can upload up to 30 files

AI PDF SummarizerUpload up to 30 files & Kai will make notes, flashcards and more resources instantly!

Notebook

Flashcards

Exam Predictor & Path

The #1 Quizlet Alternative with AI Study Tools

Picking the perfect AI study tool can be tough, so we built everything in one spot!

Upload your PDFs to our PDF Summarizer

Upload your syllabus and course files to our Exam Predictor & Planner

Find or upload a YouTube video to our Video Summarizer

Record your lectures on our AI Lecture Summarizer

Yes you've seen us everywhere

On TikTok, Instagram, and all your campuses

14M

282.7K

1.3M

344.5K

281K

4.7M

1.6M

1.2M

753.1K

3.9M

215.9K

50% of all AP Students use Knowt

At least 700,000 of 1.3 million students used Knowt for the May 2025 AP season. What sign are you waiting for?

Unlimited problems in our Practice Test Room or our Free-Response Room

Worried about how you’ll do? Try our AP Score Calculator

View Knowt’s AP resources

95%of Knowt users passed their AP’s in 2026

81%of Knowt Students scored a 4 or 5 in 2026

Everything you need to ace the SAT & ACT

Unlimited SAT & ACT mock exams and unit practice. A guided study plan with notes and cram sheets. Progress tracking every step of the way.

Knowt’s SAT resources Knowt’s ACT resources

34Projected · Goal 36

Nov 4, 2026

30projected score

20↑ 5

QUESTIONS

80%↑ 1%

ACCURACY

STUDY TIME

View all stats ›

EXAM IN

14days

09hrs

09min

Get a study plan for every exam

We'll map out what topics to study and in what order for every exam - just upload your course materials

Learn about study plans

Unit 1Chemistry of Life

Unit Resources

Water and Elements of Life

Biological Macromolecules

Nucleic Acids

Unit 1 Review

FINISH LINE · YOUR EXAM

Ace your test on exam day

Interactive activities from any website with our chrome extension

Import from Quizlet, Wayground, Kahoot, YouTube, and more

Kai found 23 flashcardsAdd flashcards to Knowt to study them instantly.

Silk Road

The Silk Road was a network of Eurasian trade routes active from the second century BCE until the mid-15th century. Spanning over 6,400 kilometers

The Spice Route

The Spice Route refers to the network of sea and land routes that were used to transport spices from Asia to Europe, thriving from ancient times until the 16th century.

The Incense Route

The Incense Route was a network of land and sea routes linking the Mediterranean with Arabia and India.

Add flashcards

Quizlet flashcards can be imported with 2 clicks. With images and formatting.

Wayground quizzes can be imported and edited directly on Knowt.

Kahoot's can be imported and played directly on Knowt with additional game options.

YouTube videos can be turned into live games, assessments, flashcards, notes, or monitored chats.

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Frequently Asked Questions

We're on the hot seat.

Why is Knowt the best free Quizlet alternative?

5 million students & teachers have switched to Knowt and trust it for a good reason! It’s super easy to bring over your existing Quizlets to Knowt and start studying them completely free in seconds. You can go through unlimited rounds of our free learn mode, matching game, spaced repetition or practice test mode. Plus, if you want, you can also create your own flashcards or have AI make Flashcards from your lecture videos, pdfs, notes, and more! If that's not for you, you can find millions of free flashcards made by other students at your fingertips. There’s a lot of great free study tools and resources to take advantage on Knowt that make it a great free quizlet alternative.

How can I make new flashcards on Knowt?

Option 1: Easily make AI Flashcards from your lecture videos and notes in seconds using ai. It's as easy as uploading your files and pressing a button!
Option 2: Find a flashcard set on Quizlet and bring it over to Knowt to take advantage of our free learn mode, free practice test mode and free games!
Option 3: Just add a term and definition to make your flashcards, plus add images to flashcards for free. You can also take advantage of our brand new AI Smart Flashcard maker to save time!

How do I use learn mode on Knowt?

Learn mode is a great way to master your flashcards, especially on a time crunch. To study your flashcards using learn mode, open your flashcard set and click on learn mode from the study modes on the left hand side. You can choose to turn on written mode or changes the question types of the flashcards using the Options button on th top right. All the customizability & options also makes this a great free quizlet alternative.

What makes Knowt better than Quizlet?

Knowt isn't just a Quizlet replacement—we’re an upgrade. While other alternatives to quizlet just stop at flashcards, our AI tools for students will create study guides, flashcards, notes, outlines, and much more for a fraction of the cost of any other site! For students looking for apps like Quizlet but free, you’ve found us: Knowt is a free study website like Quizlet that helps you study more efficiently by taking the notes and making flashcards for you, so you can get right to studying. When compared to other study websites like Quizlet, it’s clear who’s the winner. Kai, your personalised AI study helper, can also answer any questions you have about notes, videos, PPTs, and even explain why you got a practice question wrong, making us the best AI study buddy.

Does Knowt replace traditional study methods?

Yes! Working as your very own study buddy AI, our AI studying tool creates personalized materials that help you understand the subject better and faster. You’ll never have to spend hours writing down flashcards again; at just a click of the button, you can upload your notes, slides, lecture videos and get a breakdown of everything you need to know within seconds. With our AI-generated study guides, smart flashcards, and adaptive learning, you’ll never think of using outdated study methods; your AI study assists optimize the learning process. Even study on the go with our study app (available both on the App Store and Google Play), so the best AI for study notes is available wherever you are. Your days of sitting at a desk staring at your notes are over, and you’ll never need to go back.

What types of files can Knowt take notes on?

Our AI study tools allow you to upload various types of files and get notes instantly. Whether you need to get notes on a 40 page PDF or word document, unreasonably long PowerPoints (PPTs), a 3 hour long lecture video, or even just lecture audio, our study guide creator will make a detailed breakdown of the file. Our AI study guide generator instantly extracts key information, summarizes content, and create study guides, flashcards. Within seconds, you’ll have study cards ready to use.

What are the different types of flashcard study modes on Knowt?

Knowt offers multiple flashcard study modes, giving students more flexibility than other free Quizlet alternatives. If you love Quizlet Learn Mode, you’ll be happy to know that Knowt has a free Learn Mode, letting you study your terms with multiple choice, true or false, fill in the blank, and flashcard options. In addition, you can study with spaced repetition mode, that helps you engrain your knowledge into your long term memory over studying it for a certain period of time, the matching game, quickly take a practice test generated from your notes to gauge how much you know, and simply traditional flashcards, now with sorting mode! Unlike other websites similar to Quizlet, Knowt doesn’t lock these features behind a paywall, making it the best Quizlet alternative with learn mode for all students.

What subjects do Knowt’s AI study tools work on?

Our AI study tools work for any subject, from math and science to history, literature, and foreign languages. No matter the study resource you want generated, we’ve got you covered. You can pick between an AI PDF Summarizer, AI Video Summarizer, AI Note Taker, and AI PPT Summarizer.

Can I use Knowt to study for AP exams?

Yes! Knowt is one of the best AI study tools for high schoolers preparing for AP exams. We even have an AP Hub that contains AP notes and flashcards from students that ACTUALLY took the exam , and realistic AP practice tests & practice FRQs for your AP exam to see your progress. If you need more study guides than are in our AP Hub, Our AI study guide generator can create structured outlines & helping you focus on test-specific content. Students can also use the AI study buddy to quiz themselves with practice tests, spaced repetition flashcards, and spaced repetition flashcards, and AI-powered explanations of difficult topics. Using our AP online study tools along with our AI study buddy, you’ll be getting that 5 in no time. We’ve also go study tools for other exams like our IB revision notes on the IB Hub!

What features are paid on Quizlet?

Quizlet used to be one of the most popular study tools, but many key features have now been locked behind a paywall. And let’s be honest, students can’t always afford to pay a subscription. That’s where we step in. If you’re looking for a Quizlet free alternative, Knowt is the best Quizlet replacement that gives you everything Quizlet Learn Free used to offer—at no cost. On Quizlet, the following features require a paid subscription:

Quizlet Learn Alternative – Once free, now requires Quizlet Plus. Knowt provides a free version of Quizlet Learn with AI-powered flashcards and spaced repetition.
Unlimited Practice Tests – Quizlet limits test mode access, but Knowt allows students to take as many AI-generated practice tests as they want.
Custom Study Guides – Quizlet makes you pay for AI-powered study guides, but Knowt’s AI study guide generator creates structured guides for any subject, free for all students.

If you’re searching for apps like Quizlet but free, or simply study sites like Quizlet, look no further. Knowt is the ultimate solution.

Does Knowt replace traditional study methods?

Is it Knowt or Knowit?

Our platform is called Knowt, but many people misspell it as Knowit. We've tried to change it, but it's too late. So, just remember, it's Knowt, not Knowit.