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Turn scattered ideas into a brainstorm mind map

Upload a PDF, a document, or your own notes and get a mind map with a clear central idea and branches you can rearrange, expand, and explore.

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Drop files here or browsePDF, DOCX, PPTX, text or photos of your notes · several files with Plus

Free account · 3 sets a month · Creates mind maps in seconds

How a brainstorm mind map helps you think

Staring at a blank page with a dozen half-formed ideas is where most brainstorms stall. A brainstorm mind map gives those ideas a place to go: one central topic, with related thoughts branching outward until the connections become visible.

Start from a central topic and let the main branches organize themselves around it.
Rearrange and rename branches as your understanding changes.
Expand or collapse sections to focus on one part of the brainstorm at a time.
Use the finished map as a starting point for flashcards or a quiz on the same material.

Example brainstorming techniques to map

BrainwritingEach person writes ideas silently · Pass sheets to the next person · Build on others' ideas · Group similar ideas

Reverse brainstormingAsk how to cause the problem · List those causes · Flip each cause into a fix · Rank the fixes

FreewritingWrite nonstop for a set time · Do not edit or judge · Underline strong phrases · Turn them into branches

Six Thinking HatsWhite hat for facts · Red hat for feelings · Black hat for risks · Yellow hat for benefits

Affinity groupingWrite each idea on its own card · Cluster related ideas · Name each cluster · Use clusters as main branches

Generate the full set

Editable branches

Rename, move, or add branches so the map matches how you think, not just how the source text is ordered.

Explorable structure

Collapse and expand sections to focus on one idea at a time, then see how the main branches connect.

Built from your material

Start from your own notes, slides, or PDFs instead of a blank page, so every branch traces back to something you actually wrote or read.

How it works

Upload your notes or a PDF

Add a document, paste text, or photograph handwritten pages and let the text recognition read them.

Review the generated map

Check the central topic and main branches, then edit anything that is missing or misplaced.

Explore and refine

Expand each branch to add detail, and keep building the map as new ideas come up.

Start with what you already have. Upload your lecture notes, a reading, or a rough outline, and DeckOwl proposes a map you can reshape. Move branches that belong together, merge duplicates, and add new sub-points as they occur to you.

Because the map is editable and explorable, it works as a thinking tool and not just a picture. You can test whether a branch holds up by expanding it, then decide which ideas deserve a closer look.

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Frequently asked questions

How do I run a brainstorm before I build a mind map?

Write down every idea without judging it for a set time, then group similar ideas together. Those groups usually become your main branches.

What brainstorming techniques work well as mind map branches?

Brainwriting, reverse brainstorming, freewriting, and SCAMPER each produce distinct branches. Choose the technique that fits the problem you are working on.

Can I edit the mind map after it is generated?

Yes, you can rename, move, and add branches to any generated map. Your edits stay in place as you keep refining the brainstorm.

Do I have to pay to use the brainstorm mind map generator?

The free plan includes 3 generations per month and studying in the browser. Exporting your map is a paid feature on the Plus plan.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.