Upload any book. Jollio instantly maps the knowledge structure, adapts to your learning rhythm, and joyfully pushes you from "I've read it" to "I truly get it."
AI extracts core concepts and relationships instantly. Explore the book's hidden structure like navigating a map — click any node to dive deeper.
Not just a reading tool — your AI learning companion
Upload a PDF and AI instantly extracts core concepts, maps their relationships, and visualizes the entire knowledge structure
Real-world scenario simulations and Socratic questioning that push you beyond surface-level understanding
Sprint, deep-dive, hands-on, or explorer — Jollio matches your unique learning style and pace
Ask anything, get context-aware answers drawn from the entire book — like chatting with a private tutor
Track mastery across concepts, visualize your growing knowledge map, and celebrate milestones
Upload multiple books and discover unexpected links between ideas across different domains
Set up in 3 minutes. Start exploring immediately.
Books, papers, course notes — anything you want to learn
→AI extracts concepts and builds an interactive knowledge graph
→Explore the graph, tackle real-world scenarios, test yourself
→Dialogue, refine, repeat — until it's truly yours
Tailored paths with domain-specific challenges
Valuation models · Market analysis
Business models · Pitch practice
System design · Architecture
Mental models · Metacognition
Upload anything you want to learn
Cancel anytime. No hidden fees.
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