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Turn your notes into an editable mind map with AI

Upload a PDF, DOCX, PPTX, plain text, or a photo of a page. DeckOwl reads the material and builds a mind map you can edit, rearrange, 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 · First set needs no signup · Creates mind maps in seconds

Why an AI mind map works for dense course material

An AI mind map maker is useful when a chapter or lecture deck has more ideas than a linear summary can show. It pulls out the main concepts, groups the supporting details under them, and shows how the pieces connect, so you can see the structure of a topic before you memorize any of it.

Upload PDF, DOCX, PPTX, plain text, or photos of pages
Edit branches and add your own notes after generation
Explore the map branch by branch in the browser
Turn the same material into flashcards or quizzes

Example mind map branches for a cell biology unit

Cell membranePhospholipid bilayer · Selectively permeable · Embedded proteins · Passive and active transport

MitochondriaSite of cellular respiration · Double membrane · Produces ATP · Has its own circular DNA

NucleusStores genetic material · Nuclear envelope · Nucleolus makes ribosomal RNA

Endoplasmic reticulumRough ER has ribosomes · Smooth ER makes lipids · Smooth ER detoxifies drugs in liver cells

Golgi apparatusModifies and sorts proteins · Packages cargo into vesicles · Ships materials to other parts of the cell

Generate the full set

Works with the files you already have

Upload PDFs, Word documents, PowerPoint slides, plain text notes, or photos of pages. Photos are read with text recognition.

Editable, not a static picture

Rename branches, move ideas around, and add your own notes so the map matches how you think about the topic.

Explore at your own pace

Expand and collapse branches to focus on one section at a time, then turn the same material into flashcards or quizzes.

How it works

Upload your material

Add a file or paste your notes. No credit card is needed to start.

Generate the map

DeckOwl organizes the main topics into a branching map with sub-points under each one.

Edit and study

Adjust the branches you want, then explore the map in your browser. Exporting is available on paid plans.

The map is a starting point, not a finished answer. Edit the branches so they match your course outline, delete anything that is not on your exam, and add links between ideas that your instructor emphasized. Editing the map forces you to decide what matters, which is itself a study step.

Mind maps also pair well with other formats. Once a branch makes sense, you can turn the same notes into flashcards with spaced repetition or into quiz questions with explanations to test whether the ideas stick.

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Sample AI Concept Map for Photosynthesis

See a photosynthesis concept map sample, then build one from your own notes or PDFs.

Frequently asked questions

How many branches should a study mind map have?

Aim for five to eight main branches, each covering one major idea from the chapter. Put supporting facts under those branches rather than creating a new main branch for every detail.

How do I make a mind map for a biology unit?

Start with the central topic, such as cell structure, and create a branch for each organelle or process. Under each branch, list its function, key structures, and one example you could recall on an exam.

Can I export my mind map?

Exporting files such as PDF, DOCX, Anki, and CSV is a paid feature. The free plan lets you create and study in the browser with three generations per month.

Is there a free plan?

Yes. The free plan includes three generations per month and studying in the browser, and you do not need a credit card 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.