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Turn your notes into a mind map you can edit

Upload a PDF, DOCX, slide deck or photo of a page and get branches you can rearrange, expand and explore.

Create mind maps nowFree · No credit card required

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

How a mind map maker helps you study

Lecture slides rarely show how ideas connect, which is where a mind map maker earns its place. DeckOwl reads your source material and places the main topics at the center, with subtopics branching outward.

  • Shows how concepts relate instead of listing them in a single column
  • Keeps each main topic to a short set of subpoints you can scan quickly
  • Lets you reorganize the layout as your understanding of the material grows
  • Works from typed notes, uploaded documents and photos of handwritten or printed pages
Example cell biology mind map branches
Cell membranePhospholipid bilayer · embedded proteins · selective permeability · cholesterol in animal cells
Cell organellesNucleus · mitochondria · ribosomes · endoplasmic reticulum
MitosisProphase · metaphase · anaphase · telophase
Cellular respirationGlycolysis · Krebs cycle · electron transport chain · ATP yield
DNA replicationHelicase unwinds the helix · DNA polymerase adds nucleotides · leading and lagging strands · ligase seals gaps
Generate the full set

Starts from your own material

Upload PDFs, DOCX or PPTX files, plain notes, or photos of pages. Text recognition reads the images so the map reflects your course, not a generic template.

Editable branches

Rename nodes, drag branches into new positions and add your own connections. The map stays yours to reshape as your understanding changes.

Explorable at any depth

Collapse a branch to see the big picture, then open it again to check the details. Each main topic keeps its subpoints one click away.

How it works

Upload your source

Add a PDF, DOCX, PPTX, text file or a photo of your notes. No credit card is needed to start.

Generate the map

DeckOwl identifies the main topics and places them as branches with supporting subpoints beneath each one.

Edit and explore

Reorganize the layout, fill in gaps, and collapse or expand branches while you review the material.

Because the map is editable, you can drag branches, rename nodes and add your own links as you review. Collapsing a branch shows the outline of a topic, and opening it again brings back the detail when you need it.

Explore related topics

Frequently asked questions

How many branches should a study mind map have?

Most useful maps have five to seven main branches, each with two to four subpoints. Fewer main branches keep the whole map readable at a glance.

How do I map out a cell biology chapter?

Start with the chapter's main headings, such as membrane structure, organelles and energy processes, as your central branches. Then add the terms and processes under each heading, and link related ideas across branches.

Is there a free plan?

Yes. The free plan includes three generations per month and studying in the browser. Exports such as PDF and DOCX are part of the paid Plus plan.

Can I use the mind map with flashcards too?

Yes. DeckOwl also generates flashcards with spaced repetition and quizzes from the same material, so you can switch between formats as you review.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.