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CogniGuide

Online Idea Map for Brainstorming and Planning

See how a central idea branches into themes, options and next steps. Then generate your own map from notes, a PDF or a simple topic.

No credit card required

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Trusted by learners from top universities

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

Why Build Your Idea Map Online

Turn scattered thoughts into a clear structure you can edit, expand and share.

Build from your own material

Upload notes, a PDF, a Word file or slides, and the AI turns the key points into branches.

Expand any idea

Select a node to have the AI add sub-ideas, so a brainstorm can grow in any direction.

Turn ideas into study tools

Convert the map into a quiz or flashcards to test recall of what you brainstormed.

How to Make an Idea Map Online

Three steps take you from a blank page to a structured, shareable map.

  1. 1

    Add your ideas

    Type a topic or upload a file, notes, image or slides that hold your raw ideas.

  2. 2

    AI builds the map

    The AI groups related ideas into a central topic with expandable branches.

  3. 3

    Refine and share

    Edit nodes, expand weak branches, then export as PNG or PDF or share a link.

Online Idea Mapping: How It Works

An idea map online is a visual diagram that places one central idea at the center and connects related thoughts around it. Each main branch holds a theme, and smaller branches add examples, questions or actions. Because the map is digital, you can reorganize ideas, add new branches and keep the structure as your thinking changes.

  • Central idea: the main question or goal the map is built around
  • Main branches: the major themes that group related thoughts
  • Sub-branches: supporting details, examples and open questions
  • Next steps: actions or decisions that grow from each theme

Use the map to review your brainstorm, spot gaps and plan your next move. CogniGuide can build a personalized idea map from your own notes or file in minutes.

Explore related topics

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Idea Map Online: Common Questions

Answers about brainstorming with an online idea map and building one with CogniGuide.

What is the difference between an idea map and a mind map?

An idea map usually starts from one central question and spreads outward into related ideas. A mind map follows the same pattern, but people often use the term for personal recall and study. Both use branches to show how thoughts connect.

When is an idea map more useful than a list?

An idea map shows how ideas relate, not just that they exist. This helps when you are planning a project, comparing options or looking for overlaps between themes.

Which files can I use to create an idea map with CogniGuide?

You can upload PDF, Word (DOCX), PowerPoint (PPTX), text or Markdown files, or an image. You can also type a topic directly and let the AI build the first version.

Can I turn my idea map into a quiz or flashcards?

Yes. Once the map is built, you can turn it into a quiz to test yourself, or create flashcards from the same notes. The free plan includes 5 creations a week.