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

  • 5.0
    out of 5
    5 Ratings

New Features • Notes can now generate an AI title from what you have written. You can edit it or try another suggestion before saving. • Open the Linko ChatGPT App from Account, with Help Center guidance for using your Linko knowledge in ChatGPT. Improvements • Onboarding now asks clearer questions, remembers unfinished progress, and fits better on tablets and other wide screens. • Help Center now guides WeRead, Readwise, and file imports to Linko on the web, with quick options to open or copy the link. • Linko Brief, Project navigation, and Area navigation refresh more reliably after changes made on another device or browser, with clearer guidance before your first saved item. • Free and Pro benefit descriptions now match current membership access more accurately. Bug Fixes • Fixed note edits, labels, and AI context sometimes staying out of date after saving. • Fixed newly saved links sometimes needing a manual refresh before their automatically generated labels appeared. • Fixed Project and Area navigation failing to recover after remote deletions or an initial loading error. • Fixed some members being incorrectly blocked from Related Notes despite having access.

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, for example, based on the features you use or your age. Learn More

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

Seller
  • Linko Inc.
Size
  • 76.9 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.