Turn your commutes into learning opportunities. Listen to the best in business and psychology in just 5 minutes. Start your free trial and boost your impact!
No time to read?
Stop feeling guilty about your unread book pile. Cobalt turns global bestsellers (Business, Psychology, Finance) into powerful 5, 10, or 15-minute summaries.
WHY CHOOSE COBALT?
While other apps force a standard summary on you, Cobalt uses cutting-edge AI to adapt to YOUR brain.
[+] EXCLUSIVE: CUSTOM AI SUMMARIES
Tired of generic or shallow summaries?
- Want practical steps? Ask for an "Actionable" summary.
- Want the theory? Ask for a "Scientific" summary.
- Want the basics? Ask for "Key Takeaways".
You decide the structure. It is unique in the world.
[+] AN ELITE LIBRARY (300+ TITLES)
No fluff. Only books that change lives:
- Business: Rich Dad Poor Dad, The 4-Hour Workweek...
- Psychology: Atomic Habits, The Four Agreements...
- Biographies: Elon Musk, Steve Jobs...
[+] LEARN ANYWHERE
On the subway, during a coffee break, or before bed. Our reading interface is designed to reduce eye strain. Offline mode included to read without data.
LAUNCH OFFER
Download Cobalt now to turn every spare moment into a learning opportunity.
Ratings & Reviews
This app has not received enough ratings or reviews to display an overview.
- Design changes
Version 2.0.0
The developer, Theo Rousseau, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
Usage Data
Privacy practices may vary based, for example, on the features you use or your age. Learn More
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
Provider
Theo Rousseau
Size
215.5 MB
Category
Education
Compatibility
Requires iOS 16.4 or later.
iPhone Requires iOS 16.4 or later.
iPad Requires iPadOS 16.4 or later.
Mac Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
