
OpenBook- Wiser Every Day!
Book summaries & AI chat
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Free
In-App Purchases
About
Great books, distilled. OpenBook turns the best nonfiction into short, beautifully typeset key ideas you can read in minutes a day — with an AI book expert you can ask anything.
READ THE BIG IDEAS
- A curated nonfiction library across business, money, habits, psychology, leadership and wellbeing
- Every book mapped into short key ideas — most take about 2 minutes
- Distraction-free reading cards with elegant, book-like typography
- Listen with narrated audio when your hands are full
ASK THE BOOK ANYTHING
- Chat with an AI expert grounded in the book you're reading
- Answers rooted in the book's actual ideas, not generic advice
- Start a conversation with any book in the library
MAKE IT A HABIT
- Daily reading reminders at the time you choose
- Streaks and progress tracking, plus a Home Screen widget
- A Live Activity keeps your reading session on the Lock Screen
MADE FOR READING
- Light and dark themes, easy on the eyes day or night
- Save books, highlight sentences, bookmark the ideas you love
- Pick your topics and get a personalized shelf
OpenBook Premium
Start with a 3-day free trial. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings.
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What's New in OpenBook
1.0.0
August 11, 2026
Subscription plans
Weekly Premium
All summaries and unlimited AI chat, billed weekly
$5.997 Days









