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Make a concept map from your notes, not a blank PowerPoint slide

Upload a PDF, DOCX, PPTX, or photo of your notes and get an editable mind map with main branches and sub-points, ready to study in your browser.

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 build the map from your material

Making a concept map in PowerPoint works, but every box, arrow, and label has to be placed by hand, and the layout often takes longer than the learning. A generated map starts from the concepts already in your reading, so you can spend your time checking relationships instead of formatting shapes.

Works from PDFs, DOCX, PPTX, plain text notes, and photos of pages
Mind maps stay editable, so you can rename or move any branch
Explore the map in the browser on the free plan, with 3 generations per month
Plus adds unlimited generations and PDF or DOCX export

Example ecosystem and food web mind map branches

Energy flow in ecosystemsProducers capture sunlight · Primary consumers eat producers · Energy is lost as heat at each level

Trophic levelsProducers · Primary consumers · Secondary consumers · Tertiary consumers and decomposers

Food chain vs. food webA food chain is one path · A food web links many chains · Webs show more ways energy can move

Biotic vs. abiotic factorsBiotic: living organisms · Abiotic: sunlight, water, temperature, soil · Both shape which species survive

Decomposers in ecosystemsBacteria and fungi break down dead matter · Nutrients return to the soil · Recycling keeps producers supplied

Generate the full set

Starts from your own material

Upload a PDF, DOCX, PPTX, plain text notes, or a photo of a page. The text is read and organized into a map of linked ideas.

Editable and explorable

Rename branches, reorder ideas, and expand or collapse sections so the map matches how your course presents the topic.

Study tools from the same map

Turn the same material into flashcards with spaced repetition or quizzes with explanations when you are ready to test recall.

How it works

Upload your notes or slides

Add a PDF, DOCX, PPTX, text file, or photo of a page. No account setup is needed to start.

Generate the mind map

DeckOwl identifies the central topic and groups the key concepts into main branches with sub-points.

Edit and study

Adjust the branches, then explore the map in your browser. Plus users can export the result.

A good concept map shows how ideas connect, not just which ideas exist. Look for branches that link causes and effects, groups that share a common process, and sub-points you could explain in your own words. If a branch cannot be explained, it probably needs its own sub-map.

Use the generated map as a first draft. Compare it against your lecture slides, correct anything that does not match the course, and then test yourself on the branches you cannot recall without looking.

Explore related topics

Make a concept map from your notes

Step-by-step way to turn PDFs or notes into an editable mind map with AI.

How to Make a Concept Map

Step-by-step guide to concept maps, plus a way to build one from your own notes.

How to Make a Concept Map for Students

Step-by-step guide to concept maps for students, plus a free AI mind map tool.

Concept map in Word, made from your notes

Skip the blank page. Turn notes or a PDF into an editable concept map with AI.

Concept Map Template From Your Notes

Build an editable concept map from your own notes or PDF, then explore each branch.

How to make a good concept map

Steps, tips, and an AI mind map drafted from your notes for a clearer concept map.

Concept map example and how to make one

Worked Roman Empire example and a free way to generate your own editable mind map from notes.

Concept map in Docs: faster method

Learn how to make a concept map in Docs, then generate one from your own notes with AI.

Frequently asked questions

How do I start a concept map for ecosystems?

List the main components first, such as producers, consumers, decomposers, and abiotic factors. Then connect them with labeled arrows that show where energy or matter moves.

How many branches should a food web map have?

Aim for one main branch per trophic level or organism group, usually four to six. Keep each sub-point to a short phrase so you can recall it without the map in front of you.

Do I need PowerPoint to make a concept map?

No. DeckOwl creates the mind map from your PDF, DOCX, PPTX, notes, or a photo of a page, and you can edit and explore it in the browser.

Can I export my mind map?

Exports are part of the Plus plan at $39/year or $7.99/month. The free plan includes 3 generations per month and browser study, without exports.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.