Cubic: Second Brain & Reader
Save articles and highlights
Free · In-App Purchases
Cubic - Turn what you read into what you remember
Cubic helps you move from passive browsing to active learning. Discover great content, save what matters, and revisit it in a way that actually sticks.
DISCOVER WITH INTENT
Follow RSS feeds or explore curated collections across topics like tech, design, and business.
COLLECT WHAT MATTERS
Save articles, organize them into your personal library, and add notes or highlights as you read.
REFLECT TO REMEMBER
Your highlights become reviewable flash cards, helping you retain ideas over time.
A SMOOTHER READING FLOW
Swipe through articles and uncover interesting ideas without juggling tabs.
BUILD YOUR KNOWLEDGE SYSTEM
All your content, notes, and insights—organized for recall, not just storage.
TRACK YOUR LEARNING
See reading habits and trends to understand what you consume and how you grow.
If you read a lot but forget most of it, Cubic gives you a simple system: discover → collect → reflect.
----
Support: Check out https://cubic.surf/faq or contact feedback@cubic.surf
Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy: https://cubic.surf/privacy
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
- Fixed images in Reader Mode
- Streamlined first run
The developer, ARPIT MATHUR, 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 Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- ARPIT MATHUR
- Size
- 66.5 MB
- Category
- Productivity
- Compatibility
Requires iOS 18.5 or later.
- iPhone
Requires iOS 18.5 or later. - iPad
Requires iPadOS 18.5 or later.
- iPhone
- Languages
- English
- Age Rating
16+
- 16+
- Contains
Unrestricted Web Access
Advertising
User-Generated Content
Health or Wellness Topics
- Copyright
- © 2026 Arpit Mathur