AI-Powered Learning

Watch a lecture. Read a paper.
Know it forever.

Cognito turns any content into a structured learning program — with AI-generated cards, Skill Trees, and spaced repetition that actually works.

AI card generation in progress
Study session with flashcards
Retention
95%+
AI Sources
7 Input Types
Achievements
63 Unlockable
Price
Free to start

A complete AI learning system

From consuming content to retaining knowledge — AI handles the heavy lifting.

AI Content Processing

Feed it a YouTube video, PDF, audio lecture, webpage, or just type a topic. AI extracts key concepts and creates learning material automatically.

AI-generated flashcards

Smart Spaced Repetition

FSRS algorithm schedules reviews right before you forget — so you learn less often but remember more.

Spaced repetition study session

Skill Tree

AI builds a structured learning program from any topic — with prerequisites, tiered progression, boss challenges, and resources. Learn like you're leveling up.

Skill Tree learning program

Analytics

Heatmaps, trends & weak topics

Import & Export

Anki .apkg, CSV & TSV

Quiz & Type Answer

Multiple choice, true/false & typing

Rich Content

LaTeX, code, diagrams & tables

Turn anything into knowledge

Paste a link, upload a file, or just type — AI extracts concepts and creates learning material.

💬

Text

Type any topic or paste notes

Free
📸

Image

Snap a photo of textbook or slides

Free
🔗

Webpage

Paste any URL — articles, docs, wikis

Free
▶️

YouTube

Paste a video link — AI watches it for you

Premium
📄

PDF

Upload textbooks, slides, papers

Premium
🎙️

Audio

Record lectures or upload audio files

Premium
📑

arXiv

Paste a paper link — key concepts extracted

Premium
🔍

Web Search

Google-powered fact checking during generation

Premium

Consume. Understand. Remember.

Three steps to lasting knowledge.

1

Consume

Add any content — a YouTube lecture, PDF textbook, audio recording, photo of your notes, or just type a topic. Import Anki decks too.

2

Understand

AI extracts key concepts, generates explanations, and creates learning cards — Q&A, cloze, quiz, and more. Review and edit before you start.

3

Remember

FSRS spaced repetition schedules reviews at the perfect moment. Track your progress with heatmaps, trends, and 63 achievements.

Free to start, powerful to grow

Core features are free forever. Unlock the full potential with Premium.

Free

Get started

$0 forever
  • Unlimited manual card creation
  • FSRS spaced repetition
  • Classic & Compact study modes
  • 3 AI generations per day
  • Image & URL to cards
  • Folders, tags & organization
  • Streaks & daily goals
  • 63 achievements
  • Text-to-speech
  • Community deck sharing
  • iOS widgets
  • Export
Download Free

Start learning for free

Build your first Skill Tree in minutes. Free on iPhone & iPad.

Download on the App Store
Free on iOS Download Free