
Massive library of shared academic notes paired with AI study tools, but less focused on flashcard creation.
Massive library of shared academic notes paired with AI study tools, but less focused on flashcard creation.
Knowt records 4,183,953 monthly visits with +5.4% month-over-month growth and Free pricing. PromptFolder records 25,850 monthly visits with -10.6% growth and Free pricing.

Organize, build and discover AI prompts for ChatGPT, Midjourney and more
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | knowt.com | promptfolder.com |
| Pricing Model | Free | Free |
| Monthly Visits | 4.18M (4,183,953) | 25.85K (25,850) |
| MoM Traffic Delta | +214.76K (+5.4%) | -3.06K (-10.6%) |
| Primary Market & Share | 🇺🇸 United States (69.6%) | 🇺🇸 United States (29%) |
| Direct Visits / mo | 2.74M | 11.28K |
| User Rating | 4.3 | 4.1 |
| Supported Platforms | Website | Website |
Free AI flashcard and study tools for students
Upload up to 30 files and Kai instantly produces notes, flashcards, summaries, and practice resources from them.
Convert Quizlet, Kahoot, Wayground, and YouTube content, or record live lectures to generate notes and study sets.
Upload class files to get a study plan and exam prediction that highlights what your professor emphasizes most.
Kai quizzes you by voice and can turn any note or flashcard into a podcast for study on the go.

Organize, build and discover AI prompts for ChatGPT, Midjourney and more
Save prompts to a personal library, sort them into folders and rename or reorganize them as your collection grows.
Draft and refine prompts in place, with variables and quick copy or run actions for fast reuse.
Bring your saved PromFolder library directly into ChatGPT so you can insert prompts without switching tabs.
Browse popular community prompts for tasks like SEO titles, keyword research and content ideation, then adapt them.

Massive library of shared academic notes paired with AI study tools, but less focused on flashcard creation.
Massive library of shared academic notes paired with AI study tools, but less focused on flashcard creation.
Gamified AI study application converting notes into flashcards and quizzes, but with a more playful interface.
Gamified AI study application converting notes into flashcards and quizzes, but with a more playful interface.
SpecialistComprehensive student study platform specialized in solving complex homework and exam prediction, but less focused on flashcards.
SpecialistComprehensive student study platform specialized in solving complex homework and exam prediction, but less focused on flashcards.

Interactive AI learning platform turning course materials into flashcards and quizzes, but with more video explanations.
Interactive AI learning platform turning course materials into flashcards and quizzes, but with more video explanations.
SpecialistTurn lazy prompts into great ones and get more out of any large language model
SpecialistTurn lazy prompts into great ones and get more out of any large language model
Converts notes and PDFs into interactive flashcards and audio podcasts, but less established brand presence.
Converts notes and PDFs into interactive flashcards and audio podcasts, but less established brand presence.
University learning platform combining shared notes with AI flashcard generation, but heavier community focus.
University learning platform combining shared notes with AI flashcard generation, but heavier community focus.

Personalized AI study assistant creating flashcards and mind maps from lecture recordings, but smaller user community.
Personalized AI study assistant creating flashcards and mind maps from lecture recordings, but smaller user community.

AI learning assistant converting lectures and documents into study guides and flashcards, but less free-tier friendly.
AI learning assistant converting lectures and documents into study guides and flashcards, but less free-tier friendly.
AI toolkit for writing, enhancing and reversing image prompts
AI toolkit for writing, enhancing and reversing image prompts
AI study platform transforming notes and videos into quizzes and summaries, but with fewer collaborative features.
AI study platform transforming notes and videos into quizzes and summaries, but with fewer collaborative features.

Analyze, optimize and organize prompts in one AI workspace
Analyze, optimize and organize prompts in one AI workspace