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CogniGuide

Online Mindmapping Tool for Notes and Study

See how a central topic branches into themes, causes and details. Then create a map from your own PDF, slides or notes.

No credit card required

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University of California, BerkeleyUniversity of MichiganGeorgetown UniversityUniversity of Southern CaliforniaUniversity of Wisconsin-MadisonUniversity of Illinois Urbana-Champaign

CogniGuide at a glance

What you get
Interactive mind maps of the main ideas and how they connect. Free: overview maps (detailed maps on your first 3 creations). Plus: detailed maps with supporting concepts.
Exports
Your first PDF or PNG export is free; Plus exports anytime.
Price
Free plan: 5 creations a week, up to 3 a day. Plus: $9.99/month or $99.90/year (USD; local prices at checkout).
Sign-up
A free account is required before you create anything (Google or email). No credit card.
What you can upload
PDF, Word (.docx), PowerPoint (.pptx), plain text or Markdown, and images (PNG, JPG, WebP, GIF), or type a topic. One file per creation on the free plan; several at once on Plus.

How it compares: vs Knowt · vs Quizlet · vs NotebookLM · vs Mapify

What the Online Tool Does

Build a map from your own material, organize it into branches, then test yourself on it.

Maps From Your Files

Upload a PDF, Word, PowerPoint, text or image file, and the AI turns it into a map.

Clear Branch Structure

Main topics sit near the center, with subtopics and details expanding outward as you explore.

Next Steps From the Map

Expand any node, turn the map into a quiz, make flashcards, then export as PNG or PDF.

How to Use It Online

Three steps from your notes to a finished, shareable mind map.

  1. 1

    Add your material

    Upload a file or type a topic into the online editor to start.

  2. 2

    AI builds the map

    The tool groups your content into a central idea with expandable branches.

  3. 3

    Study, edit and share

    Adjust nodes, expand ideas, take a quiz, then export or share a link.

Online Mind Mapping Tools Explained

An online mind mapping tool lets you arrange ideas as a visual diagram in your browser. A mind map starts with one central idea, then splits into main branches, and each branch splits again into subtopics and details. This structure shows how ideas relate, which is why students and teams use it to plan essays, review lectures and organize projects.

  • Central idea: the main subject placed at the middle of the map
  • Main branches: the major themes or categories radiating outward
  • Subtopics: supporting points that sit under each main branch
  • Details: examples, dates, definitions or evidence at the outer edge

Use the map to revise, plan an essay or prepare a presentation. Then generate a personalized map with CogniGuide from your own notes or PDF.

Explore related topics

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Online Mind Mapping Questions

Answers about using a browser-based mind map tool.

What is an online mind mapping tool?

It is a browser-based editor where you build diagrams that start from one central idea and branch into related topics. Many tools also let you share and export the finished map.

Can I use an online mind map for studying?

Yes. Maps help you see how topics connect, and they are useful for revision because each branch can be expanded or turned into a quiz to test recall.

Which files can CogniGuide turn into a map?

You can upload PDF, Word (DOCX), PowerPoint (PPTX), text or Markdown files, or images. You can also type a topic instead.

Is there a free plan, and can I make a quiz from my map?

There is a free plan with 5 creations a week and no payment needed. Each map can also be turned into a quiz to test yourself.