Cognito: AI Study & Learning

Turn videos, PDFs, and notes into AI skill trees with cards, quizzes, and spaced repetition.

About

Cognito turns any content into a structured learning program. Paste a YouTube lecture, upload a PDF, snap your notes — AI builds a Skill Tree with cards, quizzes, and spaced repetition that ensures you remember everything. TURN ANYTHING INTO KNOWLEDGE • YouTube videos, PDFs, audio recordings, images, websites, and arXiv papers • AI extracts key concepts and generates learning cards automatically • Review and edit everything before you start studying SKILL TREES • AI organizes your material into a structured learning path • Prerequisites, milestones, and boss challenges • See exactly what you know and what comes next SPACED REPETITION THAT WORKS • FSRS algorithm schedules reviews at the perfect moment • Proven to achieve 95%+ long-term retention • Classic and compact study modes QUIZ & TYPE ANSWER • Multiple choice, true/false, and type answer modes • Active recall beats passive reading RICH CONTENT • LaTeX math formulas, code with syntax highlighting • Mermaid diagrams, tables, and formatted text • Text-to-speech in any language TRACK YOUR PROGRESS • Heatmaps, retention trends, and weak topic analysis • 63 achievements to unlock • Daily streaks and study goals ORGANIZE YOUR WAY • Folders, tags, and smart filters • Import from Anki (.apkg), CSV, and TSV • Export your data anytime FREE TO START • Unlimited manual card creation • FSRS spaced repetition • 3 AI generations per day • Folders, tags, streaks, achievements • iOS widgets and community sharing PREMIUM — FULL POWER • Unlimited AI card generation • Skill Tree learning programs • YouTube, PDF, and audio to cards • Quiz mode and type answer • AI Tutor explanations • Advanced analytics • Premium color themes Privacy Policy: https://cognito.homes/privacy.html Terms & Conditions: https://cognito.homes/terms.html

How to Use

Open Cognito and add content such as a YouTube lecture, a PDF, an audio recording, or a photo of your notes. 2. Let the AI build a Skill Tree structured into a learning program. 3. Study the cards it generates to learn the material in order. 4. Take the quizzes to test what you have learned. 5. Use the built-in spaced repetition to review over time so you remember what you studied.

✓ Pros

•Ingests YouTube, PDFs, audio, and arXiv papers
•Auto-generates cards and quizzes
•Spaced repetition for retention

✗ Cons

•Editing AI output adds setup time
•Best value likely behind paywall

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Frequently Asked Questions

What is Cognito: AI Study & Learning?▾

Cognito turns content like videos, PDFs, and notes into a structured learning program with a Skill Tree of cards, quizzes, and spaced repetition.

Is Cognito free?▾

Cognito is freemium, so core features are available for free, with additional features or usage typically offered through a paid plan.

Who is Cognito for?▾

It is for learners who want to turn lectures, PDFs, audio, and notes into an organized study program that helps them retain knowledge.

What does Cognito do?▾

It converts YouTube videos, PDFs, audio recordings, and images into a Skill Tree with cards, quizzes, and spaced repetition for long-term recall.

Topics & Tags

🇺🇸US👨‍🎓Students🎯Studying🌍Global👤EdTech Professionals👤Lifelong Learners🎯Assessment

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