Reimagining the way you learn

Clarity in Complexity,
Built for Learners

OpenBook is an AI-native notebook that helps you learn, retain, and apply knowledge more effectively than ever before.

Master Every Subject

A suite of powerful tools designed to adapt to your unique learning style.

Interactive Chat Mode

Have a conversation with your notes. Ask questions, clarify doubts, and explore topics in depth with an AI that understands your context.

How can I explain this complex topic simply?
Thinking...

Thinking Animation

Reflective Journaling

Capture your thoughts and organize your learning journey with a dedicated journal mode.

Today's Entry

Writing

Socratic Tutor

Deepen your understanding through guided questioning and critical dialogue.

Dialogue

Feynman Method

Simplify complex concepts by teaching them in your own words.

Simplifying

Smart Search

Instantly find relevant notes, journals, and concepts across your entire workspace.

Search

Optimized for Phones Too!!

Access your notes anywhere with our fully responsive design optimized for all your devices. Whether you're on the bus or in bed, your learning continues.

Seamless sync across all devices

Touch-optimized interface for mobile learning

Offline access to your most recent notes

OpenBook Mobile Interface

Words of appreciation from our community

Join thousands of students and researchers who trust OpenBook for their learning journey.

Aarav Patel
Aarav Patel
@aaravpatel

OpenBook has completely transformed how I study for my medical exams. The AI explanations are spot-on and save me hours of searching.

Priya Sharma
Priya Sharma
@priyasharma

The graph view is unlike anything I've used before. Connecting ideas has never been this intuitive. Ideally, every student needs this tool.

Rohan Gupta
Rohan Gupta
@rohangupta

Finally, a notebook that actually helps me think. It's not just storage; it's an active partner in my research process.

Ananya Iyer
Ananya Iyer
@ananyaiyer

The aesthetic is just... chef's kiss. Clean, minimal, and functional. It makes me want to write more just to see it on the page.

Vikram Singh
Vikram Singh
@vikramsingh

I recommend OpenBook to all my students. The ability to chat with your notes changes the game for comprehension and retention.

Aarav Patel
Aarav Patel
@aaravpatel

OpenBook has completely transformed how I study for my medical exams. The AI explanations are spot-on and save me hours of searching.

Priya Sharma
Priya Sharma
@priyasharma

The graph view is unlike anything I've used before. Connecting ideas has never been this intuitive. Ideally, every student needs this tool.

Rohan Gupta
Rohan Gupta
@rohangupta

Finally, a notebook that actually helps me think. It's not just storage; it's an active partner in my research process.

Ananya Iyer
Ananya Iyer
@ananyaiyer

The aesthetic is just... chef's kiss. Clean, minimal, and functional. It makes me want to write more just to see it on the page.

Vikram Singh
Vikram Singh
@vikramsingh

I recommend OpenBook to all my students. The ability to chat with your notes changes the game for comprehension and retention.

Sneha Reddy
Sneha Reddy
@snehareddy

As a designer, I appreciate the attention to detail. The dark mode is perfect for late-night brainstorming sessions.

Arjun Nair
Arjun Nair
@arjunnair

The way it handles context from multiple documents is impressive. It feels like having a second brain that actually works.

Meera Joshi
Meera Joshi
@meerajoshi

Writing my thesis with OpenBook has been a breeze. The distraction-free interface keeps me focused on what matters.

Karan Malhotra
Karan Malhotra
@karanmalhotra

Simple, fast, and effective. The onboarding was smooth, and I was productive within minutes. Highly recommended.

Divya Desai
Divya Desai
@divyadesai

I used to drown in PDFs. Now I swim through them. The semantic search is a lifesaver for finding specific details.

Sneha Reddy
Sneha Reddy
@snehareddy

As a designer, I appreciate the attention to detail. The dark mode is perfect for late-night brainstorming sessions.

Arjun Nair
Arjun Nair
@arjunnair

The way it handles context from multiple documents is impressive. It feels like having a second brain that actually works.

Meera Joshi
Meera Joshi
@meerajoshi

Writing my thesis with OpenBook has been a breeze. The distraction-free interface keeps me focused on what matters.

Karan Malhotra
Karan Malhotra
@karanmalhotra

Simple, fast, and effective. The onboarding was smooth, and I was productive within minutes. Highly recommended.

Divya Desai
Divya Desai
@divyadesai

I used to drown in PDFs. Now I swim through them. The semantic search is a lifesaver for finding specific details.

OpenBook App Interface on iPhone 15

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