Linko - Let Ideas Grow

AI-powered knowledge tree

Free · In-App Purchases · Designed for iPad. Not verified for macOS.

For those who read and think deeply, Linko helps you build a knowledge system that's truly yours—not just a collection of notes, but a growing web of understanding. Build a knowledge tree that organizes itself. Linko helps you turn what you read and think into a growing knowledge system — so your ideas don’t get lost in scattered notes. Perfect for: learners, readers, students, researchers, and creators Capture your thinking • Jot ideas, questions, and reflections on mobile or web • Save books, articles, videos, and podcasts alongside your own thoughts Auto-organize (no folders) • AI tags your notes so related ideas naturally group together • Focus on thinking, not filing Discover connections automatically • Related notes resurface when you need them • Connect insights across time and sources Review and learn faster • Knowledge tree visualization shows what you’ve learned — and what’s missing • AI summaries and Q&A based on your saved content Available on mobile + web (with browser extension). --- More Private by default • Encrypted private notes for your sensitive thoughts • Your data stays under your control Flexible writing • Markdown support for structured notes • Custom tags for personalized organization AI-powered learning • Smart Q&A grounded in your own knowledge base • Intelligent summaries across notes and resources Cross-platform • iOS app, web app, and browser extension • Seamless sync across all your devices

  • This app has not received enough ratings or reviews to display an overview.

Features & Improvements • Added a new "Copy Content" option to easily copy texts from notes • Improved iOS sharing extension to support saving web content more seamlessly • Tapping a note now opens the full note page directly instead of expanding it

The developer, Linko Inc., 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
    • User Content
    • Identifiers
  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • User Content
    • Usage Data
    • Diagnostics

Privacy practices may vary based, for example, on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Provider
  • Linko Inc.
Size
  • 75.2 MB
Category
  • Productivity
Compatibility
Requires iOS 16.0 or later.
  • iPhone
    Requires iOS 16.0 or later.
  • iPad
    Requires iPadOS 16.0 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Rating
13+
In-App Purchases
Yes
Copyright
  • © 2026 Linko Inc.