
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.
Effy records 13,992 monthly visits with -26.1% month-over-month growth and Freemium, Contact for Pricing pricing. Knowt records 4,183,953 monthly visits with +5.4% growth and Free pricing.

AI performance reviews and goals that actually get run
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | effy.ai | knowt.com |
| Pricing Model | Freemium, Contact for Pricing | Free |
| Monthly Visits | 13.99K (13,992) | 4.18M (4,183,953) |
| MoM Traffic Delta | -4.93K (-26.1%) | +214.76K (+5.4%) |
| Primary Market & Share | 🇺🇸 United States (38.5%) | 🇺🇸 United States (69.6%) |
| Direct Visits / mo | 5.6K | 2.74M |
| User Rating | 4.3 | 4.3 |
| Supported Platforms | Website | Website |

AI performance reviews and goals that actually get run
Raw feedback from reviews is distilled into individual and company-wide reports that are ready to present, cutting the administrative work of each cycle.
Run 360s, peer reviews, upward reviews, self-assessments, probation check-ins and annual reviews with customizable forms and flexible workflows.
Set company, team and individual goals with auto-calculated progress, then include them automatically in review cycles.
Reminders and review tasks arrive where employees already work, with email automation for those who prefer it.
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.

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.
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 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.

The AI super app for work — tasks, projects, calendar and meetings in one place
The AI super app for work — tasks, projects, calendar and meetings in one place

Agentic HR platform uniting HRIS, performance and talent management

AI study platform converting course materials into practice questions and flashcards, but with a simpler feature set.
AI study platform converting course materials into practice questions and flashcards, but with a simpler feature set.