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CogniGuide

Best Free Mind Mapping App for Android

See what a good free Android mind map app should do, then create a map from your PDF, notes or a topic in CogniGuide.

No credit card required

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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 to Look for in a Free Android App

Useful free mind mapping apps share a few core features. Here is what matters most.

Build from your own material

Upload a PDF, Word, PowerPoint or text file and get a structured map without typing every node.

Expandable branches

Open any node to add subtopics, so a map can grow as your understanding deepens.

Next step: quiz and flashcards

Turn a finished map into a quiz, or make flashcards from the same notes for revision.

How to Use a Mind Map App on Android

Three steps from raw notes to a map you can study on your phone.

  1. 1

    Add your material

    Upload a file or type a topic into the app.

  2. 2

    AI builds the map

    The AI organizes your content into a branching map with main ideas and details.

  3. 3

    Study, expand and quiz

    Edit nodes, expand branches, export a PNG or PDF, or test yourself with a quiz.

Choosing a Free Mind Mapping App for Android

A free mind mapping app for Android lets you sketch ideas, organize notes and review topics on your phone. Most free tools are useful for simple maps, while AI-based tools save time by turning documents into a starting structure. Compare free limits, export options and how easily you can edit branches before you commit to one.

  • File import: check which formats the app accepts, such as PDF or DOCX.
  • Editing: look for quick node editing and branch expansion on a small screen.
  • Export: confirm you can save maps as PNG or PDF for sharing or printing.
  • Study tools: quizzes and flashcards help turn a map into active revision.

Once you have chosen an app, use your map to plan essays, revise exams or organize projects. CogniGuide can build a personalized mind map from your own notes, so you start with a structure that already fits your material.

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Frequently Asked Questions

Common questions about free mind mapping apps and CogniGuide.

Which file types can I use to make a mind map?

CogniGuide accepts PDF, Word (DOCX), PowerPoint (PPTX), text or Markdown files, and images. You can also type a topic to start.

Is CogniGuide free to use on Android?

There is a free plan with 5 creations a week and no payment needed. Paid plans raise those limits.

Can I turn a mind map into a quiz?

Yes. Once your map is built, you can turn it into a quiz to test what you have learned.

Can I export my map and share it?

You can export maps as PNG or PDF and share a link to your map with others.