Revizly vs Knowunity: which one should you pick?
Notes shared by 20 million students, or AI sheets generated from your own course? Two different philosophies — here is which one fits your need.
Knowunity wins for finding ready-made notes in middle/high school and for its community. Revizly wins for studying YOUR course, for serious spaced repetition, and for all of higher education — which Knowunity does not cover.
Quick summary
Revizly
AI that starts from YOUR course
- Sheets, flashcards and quizzes generated from your PDF, photo or text
- Built-in FSRS spaced repetition with a review schedule
- Works from middle school to master's level
- Free: 2 full courses/month, content kept forever
Knowunity
The student notes community
- 1.6 million shared notes, freely accessible
- Large community (20M+ users, 4.7★ app / 32,000 French reviews)
- School AI tutor (capped to a few uses/day on free)
- Middle/high school focus; company oriented to US/Asia since its €27M round (2025)
Detailed comparison
Feature by feature
Study content
| Feature | Revizly | Knowunity | Details |
|---|---|---|---|
| Sheets based on YOUR course | Revizly generates from your PDF/photo/text. Knowunity offers other students' notes. | ||
| Library of ready-made notes | 1.6M shared notes on Knowunity — their real strength. Revizly has no sharing community. | ||
| Teacher validation | Neither is teacher-reviewed. Revizly is grounded in your course; Knowunity notes are unverified UGC. | ||
| Higher education | Knowunity stops at high school. Revizly generates from any course, up to master's level. |
Learning tools
| Feature | Revizly | Knowunity | Details |
|---|---|---|---|
| Spaced-repetition flashcards | Revizly ships the FSRS algorithm with a review schedule. | ||
| Quizzes generated from the course | Both generate AI quizzes, but Knowunity caps free AI usage. | ||
| Conversational AI tutor | Knowunity bets on its School AI companion (limited on free). Revizly structures your materials instead. | ||
| Community | School social network, rankings, creators: Knowunity's DNA. Revizly is a tool, not a network. |
Pricing (August 2026)
| Feature | Revizly | Knowunity | Details |
|---|---|---|---|
| Free tier | 2 courses/mo | Unlimited notes, capped AI | Revizly: 2 full courses per month, no expiry. Knowunity: free reading, AI capped per day. |
| Subscription | €5.99-8.99/mo | €8.99-49.99 | Revizly Essentiel €5.99/mo (20 courses), Premium €8.99/mo (unlimited). Knowunity: in-app purchases €8.99-49.99. |
Conclusion
Knowunity and Revizly don't play on the same field. Knowunity is a network: its value comes from shared notes volume and community. Its limit is structural: you study a stranger's course, not yours, and free AI is quickly capped.
Revizly is a tool: it turns your teacher's exact course into sheets, spaced-repetition flashcards and quizzes — which matters when the test covers THAT course. And it is the only one of the two that follows you into higher education.
Frequently asked questions
Is Knowunity free?
Access to community-shared notes is free (with ads and premium content). AI features, however, are capped at a few uses per day on the free tier; beyond that you need a subscription (in-app purchases from €8.99 to €49.99 as listed on the App Store in August 2026).
What is the real difference between Knowunity and Revizly?
The source of the content. On Knowunity you study from OTHER students' notes (1.6 million shared notes, of varying quality, without teacher validation). On Revizly, AI generates sheets, flashcards and quizzes from YOUR own course — the one your teacher will test you on.
Knowunity or Revizly for exams?
To quickly find a ready-made sheet on a standard chapter, Knowunity works well. To study exactly what your teacher taught (and generate practice quizzes on it), Revizly starts from your own course. Many students combine both.
Does Knowunity cover higher education?
No — Knowunity focuses on middle and high school. There is no structured content for higher education. Revizly works at every level since it generates from your own document.
Are Knowunity notes reliable?
They are written by students, for students: some are excellent, others contain errors or shortcuts, and they are not teacher-validated. That is the structural limit of the community model. A Revizly sheet is grounded in your source document instead.