CogniGuide

Free 3D Mind Map Maker for Studying Topics

See how a mind map can branch in layers, then build your own from your notes, a PDF or a topic with CogniGuide.

No credit card required

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Trusted by learners from top universities

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 You Can Do With a Free Map

Start with your own material and turn it into a branching map you can study and test yourself on.

Build From Your Own Files

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

Layered Topic Structure

Main branches, sub-branches and detail nodes keep complex subjects organized in depth.

Quiz and Export Next

Turn the map into a quiz, export it as PNG or PDF, or share a link with classmates.

How to Make a Free Mind Map

Three steps from your notes to a map you can explore and expand.

1
Add Your Material
Upload a file or type a topic you want to map out.
2
AI Builds the Map
The AI creates an interactive map with expandable branches.
3
Study and Expand
Expand any node, edit text, then quiz yourself or export the map.

About Free 3D Mind Maps

A 3D mind map shows a central topic with branches that sit at different depths, so related ideas appear layered rather than flat. Free 3D mind map tools help users see how main themes, sub-themes and details connect. The layered view suits complex subjects with many linked parts, such as systems, processes or historical events.

Central topic: the core idea placed at the middle of the map
Main branches: the major themes that radiate outward
Sub-branches: supporting ideas linked to each main branch
Detail nodes: examples, dates, terms and short facts

Use the layers to study from broad themes down to specific details. To build a map from your own notes, CogniGuide can generate one from your files in a few steps.

Explore related topics

3D mind map makerA 3D mind map shows ideas on depth-based layers so branches stay easy to follow. See how it works, then turn your own notes into one with CogniGuide.3D mind mapping guide3D mind mapping lays out ideas in space so branches are easier to trace. See an example map of the main layers and how it works, then build your own from notes.3D concept mapExplore a 3D concept map example with layered ideas and links, then build your own from notes.3D mind mapsExplore how 3D mind maps layer ideas, with an example and a way to build your own.

Free 3D Mind Map Questions

Answers about free 3D mapping and making your own map.

What makes a mind map three-dimensional?

A 3D mind map places branches at different visual depths, so ideas appear layered. This can make it easier to see how topics nest inside larger themes and where links cross between them.

Do 3D mind maps help with studying?

Many learners find that layered maps make hierarchy clearer. Seeing main ideas near the center and details further out supports review from broad to specific.

Can I make a free mind map from my own files?

Yes. CogniGuide's free plan lets you create up to 5 maps a week. Upload a PDF, Word, PowerPoint, text, Markdown or image file, or type a topic.

Can I turn a map into a quiz?

Yes. Each map can become a quiz to test yourself, and the same notes can also become flashcards.