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A mind map notes maker that turns your PDFs into branches

Upload a chapter, lecture slides, or messy class notes. DeckOwl builds a mind map of the main ideas, and you can edit and explore it from there.

Create mind maps nowFree · No credit card required

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

How a mind map notes maker helps you study

Most students who need a mind map notes maker are staring at a forty-page chapter and not sure which ideas matter most. DeckOwl reads your PDF, DOCX, PPTX, or photographed pages and arranges the main concepts into branches you can rearrange and expand.

  • Upload PDFs, DOCX, PPTX, plain text notes, or photos of pages
  • Editable nodes so you can reshape the map as you learn
  • Explorable branches that expand and collapse for focused review
  • Free plan includes 3 generations a month with no credit card
Example plate tectonics mind map branches
LithosphereRigid outer shell · Crust and uppermost mantle · Broken into tectonic plates
Divergent boundariesPlates pull apart · Mid-ocean ridges form · Rift valleys form on land
Convergent boundariesPlates collide · Subduction zones · Volcanic arcs and deep ocean trenches
Transform boundariesPlates slide past each other · Shallow earthquakes · San Andreas Fault as an example
Evidence for continental driftMatching coastlines · Matching fossils across oceans · Magnetic striping on the seafloor
Generate the full set

Upload any notes

Send PDFs, DOCX, PPTX, plain text, or photos of pages. Text recognition reads the pages for you.

Editable mind maps

Rename branches, move ideas, and add your own nodes after the first draft.

Explore by branch

Open a branch to see its sub-points, then collapse it when you want the big picture.

How it works

Upload your material

Add a PDF, DOCX, PPTX, or pasted notes from class.

Review the generated map

Check that the main branches match what your instructor emphasized.

Edit and explore

Reshape nodes and expand branches until the map fits how you think about the topic.

A mind map works because it shows how ideas connect, not just a list of terms. Once the map is generated, you can open any branch, rename nodes, and explore sub-points to see where a concept fits in the bigger picture.

Start on the free plan to test your own notes. If you need unlimited generations, exports, or bulk upload later, Plus and Pro cover those.

Explore related topics

Frequently asked questions

What is a good structure for a plate tectonics mind map?

Use the lithosphere and the three boundary types (divergent, convergent, and transform) as main branches. Add evidence for continental drift and examples such as the Mid-Atlantic Ridge or the San Andreas Fault under the boundaries they belong to.

How many main branches should a study mind map have?

Most chapters work well with four to seven main branches. If a branch has more than five sub-points, split it into two smaller branches so each one is easy to review.

Can I export my mind map?

Exporting is a paid feature, included with Plus at $39/year or $7.99/month. The free plan lets you create and explore maps in the browser.

Do I need a credit card to start?

No. The free plan gives you 3 generations per month and does not require a credit card.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.