Comparison

Knowt vs MasteryAI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Knowt

This study app uses AI to transform notes and lecture videos into flashcards and practice tests. It offers various study modes, including spaced repetition, and provides free AP exam study guides. Millions of student-created resources are available.

Highlights
  • AI flashcard maker
  • Summarize lecture videos
  • Create practice tests from notes/PDFs/videos
  • Free Learn Mode with multiple study modes
  • Spaced Repetition algorithm
  • Free AP Study Guides
  • Sync across mobile and web
Features
Read full description

Discover a new way to study with Knowt, the all-in-one study app trusted by 7 million students. On top of being the #1 Flashcard App with Free Learn mode, Knowt also has unique AI features designed to save you time when studying. With one click, turn your notes into flashcards, or ask our AI to summarize your lecture videos and whip up flashcards on the key info for you. Knowt creates practice tests from any note, pdf, or video to help you prepare for exams. We offer a more efficient way to study, join us and take your learning to the next level with Knowt. What can you do on Knowt? Make flashcards sets: Use our AI flashcard maker to create your own set or grab some from popular sites like Quizlet. Turn your notes into flashcards and practice : Upload your notes and let our AI makes flashcards and practice tests to help you learn the material better. Study with Free Learn Mode : Master your flashcards with unlimited rounds of learn mode or one of our other study modes (Practice Test, Match, Spaced Repetition) Efficient note-taking: Use our AI note-taking feature to take notes faster Spaced Repetition : Nail your tests with our scientifically proven algorithm that helps you remember your flashcards longer Free AP Study Guides : Check out the Exams Tab for free AP exam study guides, flashcards, and practice tests. (We're adding more exams soon!) Explore Free Learning Resources: Choose from millions of digital flashcard sets, class notes, study guides, and pdfs on a wide range of subjects, all created by fellow students. Seamless Sync: All your stuff syncs between the mobile app and website, making it easy to pick up where you left off, regardless of the device you're using. --------- Download the new Knowt App today and take your notes & flashcards wherever you go. Improve your grades and unleash the power of AI to learn better & faster. Terms of Service : https://knowt.com/terms Privacy Policy : https://knowt.com/privacy --------------------------- Join the Knowt Community! Discord: https://knowt.com/discord TikTok: https://www.tiktok.com/@getknowt Instagram: https://www.instagram.com/getknowt --------------------------- We are committed to protecting your personal information and your right to privacy. If you have any questions or concerns about our practices with regard to your personal information, please contact us at contact@knowt.com

About

MasteryAI

Transform raw content like lectures, PDFs, and audio into structured, high-retention study notes using science-backed learning techniques. Engage with AI-powered Feynman sessions, adaptive explanations, and dynamic quizzes to deepen understanding and combat information overload.

Highlights
  • AI-powered note generation
  • Feynman Technique sessions
  • Adaptive explanations
  • Cognitive science quizzes
  • Spaced repetition flashcards
  • Concept mindmaps
  • Multilingual support
Features
Read full description

Stop passive reading. Start real learning. Whether it is a 2-hour college lecture, a dense research PDF, a YouTube tutorial, or a business meeting audio, MasteryAI transforms your raw content into structured, high-retention study notes built around how the human brain actually retains information. Go beyond simple summarization. MasteryAI integrates science-backed learning methodologies like the Feynman Technique, Active Recall, and Spaced Repetition into a seamless digital study workflow. THE PROBLEMS WE SOLVE - Information Overload: You consume hours of content but retain only 20 percent a week later. MasteryAI extracts core ideas and eliminates redundancy. - The Productivity Trap: Passive re-reading feels like learning, but it is not. We force your brain to actively process the material. - Generic Explanations: Standard textbooks explain concepts for a generic audience. MasteryAI adapts its voice directly to your current level. SCIENTIFIC LEARNING TOOLKIT FEYNMAN SESSIONS - TEACH IT TO KNOW IT Test your deep understanding using the famous Feynman Technique. The AI prompts you to explain complex topics simply at Easy, Medium, or Hard levels. Receive strict, honest feedback based on a rigorous 10-point scientific rubric. There are no participation trophies here, just real progress tracking. ADAPTIVE EXPLANATIONS AT 5 COGNITIVE LEVELS Stuck on a concept? Tap to rewrite any section of your note across 5 distinct levels: from Beginner using simple analogies for a 5-year-old to Expert using precise technical frameworks for professionals. COGNITIVE SCIENCE QUIZZES No more random recall questions. MasteryAI designs dynamic quizzes based on Bloom’s Taxonomy, featuring retrieval practice, plausible distractors to target misconceptions, and comprehensive post-answer explanations for every single option. SMART FLASHCARDS AND ACTIVE RECALL Generate structured flashcards automatically following strict Spaced Repetition System design rules: one single idea per card, contextual framing, and actionable difficulty tags. CONCEPT MINDMAPS Zoom out and see the whole picture. Convert your study notes into clean, hierarchical visual structures to build an accurate mental model of the entire topic before you dive into details. GROUNDED AI CHAT Your notes are interactive. Ask your dedicated AI study buddy to draft predicted exam questions, find hidden connections, or give you a custom analogy on the spot. MULTIPLE SOURCE INTAKE Import and convert anything into organized markdown notes: - YouTube Videos via transcript extraction - PDF Documents and Textbooks via OCR and semantic parsing - Audio Recordings including lectures, voice memos, and seminars - Web Pages and Articles for clutter-free reading - Images and Handwritten Notes FULL MULTILINGUAL SUPPORT Study globally, learn locally. Generate notes, flashcards, quizzes, and Feynman feedback in any language you prefer, regardless of the original source language. MasteryAI is not just another note-taking app. It is a purpose-built pipeline engineered for genuine subject mastery. Upgrade your study habits. Achieve true understanding. Download MasteryAI today. Privacy Policy: https://smartnote.pixaiq.com/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Knowt4 screens
MasteryAI4 screens

Verdict

The call

The clearest difference is review sentiment: MasteryAI at 100% against Knowt's 62%. MasteryAI also leads on rating (5.0 vs 4.7). Knowt's advantage is ratings volume (11K vs 3) and chart position (#111 vs unranked). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Knowt sells 9 in-app purchases, starting at $9.99 per 7 days and MasteryAI sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

MasteryAI holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Knowt has 11K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 62% of Knowt's written reviews are positive against 100% of MasteryAI's.

UpkeepUpdate frequency

Knowt ships an update weekly, MasteryAI every 2 weeks. The most recent releases landed on November 9, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 7 level
Knowt versus MasteryAI: the parameters behind the verdict, then further details
ParameterKnowtMasteryAI
PriceFreeFree
Rating4.7 (11K ratings)5.0 (3 ratings) — better
Positive reviews61.7% of reviews100.0% of reviews — better
Number of ratings11K — better3
Update frequencyWeekly — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#111 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.0 — better
Further details — not scored
Size150 MB58 MB
Age rating4+4+
DeveloperKnowt Inc.Tu Tran

Customer experience

Knowt

All ratings11,144 ratings
Positive93.5%
Neutral2.0%
Negative4.5%
Written reviews881 reviews
Positive61.7%
Neutral8.9%
Negative29.4%

MasteryAI

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Knowt

Reported bugs

4 issues
  • Flashcards disappearing or duplicating
  • Incorrect answers marked as correct
  • Freezing on update screen
  • Compatibility issues on certain devices

Requested features

6 requests
  • Split screen support for iPad
  • Ability to manually sort flashcards
  • More formatting options for flashcards
  • Improved AI-generated notes
  • Offline study mode
Show 1 more
  • Customizable audio/visual feedback

MasteryAI

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Knowt

Subscriptions9
  • Student Ultra Weekly$9.997 Days
  • Student Ultra Monthly3 Days trial$14.991 Month
  • Student Ultra Monthly3 Days trial$19.991 Month
Show 6 more
  • Student Ultra Monthly$24.991 Month
  • Student Ultra Annual3 Days trial$59.991 Year
  • Student Ultra Annual3 Days trial2 variants$119.991 Year
  • Student Ultra Annual7 Days trial$119.991 Year
  • Student Ultra Annual7 Days trial$149.991 Year
  • Student ultra annual3 Days trial$149.991 Year
3 purchases

MasteryAI

Subscriptions3
  • MasteryAI Pro (Weekly)$5.997 Days
  • MasteryAI Pro (Monthly)$14.991 Month
  • MasteryAI Pro (Annual)$99.991 Year

Questions

Is Knowt free?
Knowt is free to download, with in-app purchases available.
Is MasteryAI free?
MasteryAI is free to download, with in-app purchases available.
Which has better reviews, Knowt or MasteryAI?
MasteryAI is rated higher. Knowt averages 4.7 out of 5 from 11K ratings, while MasteryAI averages 5.0 from 3 ratings.
Do Knowt or MasteryAI have ads?
Neither Knowt nor MasteryAI shows ads.
Which is updated more often, Knowt or MasteryAI?
Knowt ships an update weekly, and MasteryAI every 2 weeks. Most recently, Knowt was updated on November 9, 2026 and MasteryAI on October 30, 2026.

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