Home › Mind maps › AI Mind Map Makers & Tools › Brainstorm Mind Map App: Notes to Maps

Turn your notes into an editable brainstorm mind map

Upload a PDF, DOCX, PPTX, plain text, or photos of pages and get a mind map you can edit, expand, and explore.

Create mind maps nowFree · No credit card required

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

Free · First set needs no signup · Creates mind maps in seconds

From a messy page of notes to a map you can brainstorm on

Many people who need a brainstorm mind map app really want a way to turn scattered ideas into a structure they can rearrange. DeckOwl starts from material you already have: upload lecture slides, a Word document, or photos of pages, and the map is built from what they contain.

Upload PDF, DOCX, PPTX, plain text, or photos of pages
Edit branches and add your own ideas to the map
Open and close branches to focus on one theme
Turn the same material into flashcards and quizzes

Example brainstorming techniques for a mind map

Osborn's four brainstorming rulesDefer judgment · Go for quantity · Welcome wild ideas · Build on others' ideas

Reverse brainstormingList ways to cause the problem · Flip each cause into a possible fix · Test each fix against the original goal

Brainstorming vs. brainwritingBrainstorming shares ideas aloud · Brainwriting has each person write ideas silently · Brainwriting reduces production blocking

Steps to build a mind mapWrite the central topic in the middle · Add a main branch for each theme · Add one or two keywords per branch

Why brainstorm before outlining an essayCollecting ideas first widens your options · Grouping them reveals natural sections · Outlining then orders the strongest ideas

Generate the full set

Starts from your material

Upload PDFs, Word or PowerPoint files, plain notes, or photos of pages, and the map is built from what they contain.

Fully editable

Move branches, add your own ideas, and remove weak ones as your thinking changes, so the map stays useful.

Explorable structure

Open and close branches to focus on one theme at a time, which keeps a large brainstorm easy to navigate.

How it works

Add your source

Upload a file or paste your notes. Text is read from PDFs, DOCX, PPTX, and photos of pages.

Review the generated map

Check the central topic and main branches, then edit wording or reorganize ideas where needed.

Explore and study

Expand the branches you care about most, then turn the same material into flashcards or quizzes.

The map is editable, so you can move branches, add your own ideas, and delete the weak ones as your thinking changes. Because it is explorable, you can open and close branches to focus on one theme at a time, which helps when a map grows large.

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Free mind map app for notes and PDFs

Turn PDFs and notes into an editable mind map. Start free, 3 generations a month.

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Turn lecture notes and PDFs into an editable mind map, free to start, with no credit card needed.

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Frequently asked questions

How do I brainstorm a mind map step by step?

Start with one central idea in the middle of the page, then add a main branch for each theme. Add one or two keywords to each branch and expand the strongest ones before pruning the rest.

Should I judge ideas while I brainstorm?

Most brainstorming guides recommend collecting ideas before evaluating them, which keeps the list wide. Trim and rank the map in a separate pass once the ideas are down.

Does DeckOwl need a credit card to start?

No. The free plan includes 3 generations per month and studying in the browser, and you do not need a credit card to begin.

Which exports are included in paid plans?

Exports such as PDF, DOCX, Anki, and CSV are included with Plus at $39/year or $7.99/month. Pro adds QTI 2.1 and Moodle XML export at $14.99/month.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.