Cognito — AI Flashcards
AI tool that turns videos, PDFs, and notes into flashcards, quizzes, and skill trees.
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 a source: a YouTube lecture, PDF, audio recording, or photo of your notes. 2. Let the AI build a Skill Tree with cards and quizzes from that content. 3. Study through the cards and take the quizzes. 4. Review using spaced repetition so material resurfaces at the right time. 5. Keep adding content to grow your Skill Tree and retain everything you learn.
✓ Pros
- •Imports YouTube, PDFs, audio, and arXiv papers
- •Auto-generates cards and quizzes
- •Spaced repetition for retention
✗ Cons
- •Generated content needs review
- •Skill-tree setup adds complexity
Write a Review
Frequently Asked Questions
What is Cognito — AI Flashcards?▾
Is Cognito free?▾
What sources can Cognito use?▾
What is the Skill Tree?▾
Topics & Tags
Similar Tools
Lune AI - Language Learning
AI language-learning app with vocab tracking, generated flashcards, and conversation practice.
Teuida: Learn Languages
Learn Korean, Japanese, and Spanish by speaking from day one in first-person scenarios.
AI Homework Helper: NoProblem
Scan any homework problem and get step-by-step AI solutions and explanations.
AskYourPDF
AI chatbot for querying and understanding PDF documents