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Turn your PowerPoint slides into a mind map

Upload your slides, lecture notes, or a photo of a textbook page, and DeckOwl builds a mind map you can edit and explore branch by branch.

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

Why build the map from your own material

Students who want to make a mind map in PowerPoint usually already have the content they need, sitting in their slides and lecture notes. The hard part is the layout: deciding which idea is the central node, which points branch off it, and how to keep the structure readable as it grows.

Works from PPTX slides, DOCX files, PDFs, plain notes, and photos of pages
Produces a central topic with branches you can open and explore
Lets you review and adjust the structure before you study
Free plan includes 3 generations per month and browser study

Example Cold War mind map branches

Causes of the Cold WarIdeological rivalry between capitalism and communism · Competing spheres of influence in Europe · Nuclear arms race after 1945

Truman Doctrine (1947)Pledged US aid to Greece and Turkey · Framework for containment · Shaped later Western aid programs

Marshall PlanUS economic aid to Western Europe · Launched in 1948 · Aimed to rebuild economies and limit communist influence

Major Cold War crisesBerlin Blockade (1948–49) · Korean War (1950–53) · Cuban Missile Crisis (1962)

Détente and its endThaw in the early 1970s · SALT I arms limits (1972) · Soviet invasion of Afghanistan (1979) ended détente

Generate the full set

Reads your slides

Upload PPTX, DOCX, PDF, plain text, or a photo of a page, and the text is pulled out for you.

Main topic and branches

The tool sorts your material into a central idea with branches for the concepts, dates, and people it finds.

Explore and edit

Open any branch to see its sub-points, then adjust the structure so it matches what your instructor covered.

How it works

Upload your source

Add the slide deck, notes, or document you need to study. No credit card is needed to start.

Generate the mind map

DeckOwl reads the text and creates a map with a central topic and labeled branches.

Review and study

Check each branch against your slides, then study the map in the browser or turn the same material into quizzes.

DeckOwl takes the source file itself. Upload a PPTX, DOCX, PDF, plain notes, or a photo of a page, and the tool reads the text and builds a mind map with a main topic and branches for the concepts it finds. You can then explore the branches and check that the structure matches your course.

If you still prefer to draw the map by hand in PowerPoint, the generated branches make a useful outline to work from. Review every branch against your slides before you rely on it for an exam.

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Frequently asked questions

How many branches should a mind map have for a history topic?

Most history topics work well with four to six main branches, such as causes, key events, people, and consequences. Keep each branch to three to five sub-points so the map stays easy to scan.

How do I study a Cold War mind map effectively?

Cover the branches and try to recall each sub-point from the main topic, then check your answers against the map. Repeat the exercise with a timeline and quiz yourself on dates like the Berlin Blockade and the Cuban Missile Crisis.

Can I export my mind map?

Exporting is a paid feature, and the Plus plan includes PDF and DOCX export. The free plan lets you study in the browser but does not include exports.

Is there a free plan, and do students get a discount?

Yes, the free plan includes 3 generations per month and browser study, and no credit card is needed to start. Students with a school email get 40% off paid plans.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.