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Turn your lecture notes into an editable concept map

Upload your notes, slides, or a PDF from class and get a mind map of the main ideas, with branches you can rearrange and explore.

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Drop files here or browsePDF, DOCX, PPTX, text or photos of your notes · several files with Plus

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Why concept maps make better notes

Linear notes capture what the lecturer said in order, but they rarely show how ideas connect. Concept map note-taking fixes that by placing the main idea in the center and linking related ideas outward, so you can see causes, examples, and contrasts at a glance.

Shows relationships between ideas, not just a list of facts
Works with lecture slides, PDFs, Word files, and photos of pages
Lets you reorganize branches as your understanding improves
Gives you a map to review before an exam or a reading quiz

Example note-taking methods to map

Cornell methodCue column for questions · main notes area · summary at the bottom

Outline methodMain topics at the top level · subtopics indented beneath · supporting details at the lowest level

Concept mappingCentral concept in the middle · linked nodes around it · labeled connecting phrases

Charting methodLeft column for main topics · right column for details · useful for structured lectures

Sentence methodOne idea per numbered line · written in order of the lecture · reviewed for missing context

Generate the full set

Starts from your own material

Upload PDFs, DOCX or PPTX files, plain text notes, or photos of pages. Text recognition reads the photos so you can map handwritten or printed material.

Editable branches

The map is a starting point. Rename nodes, move branches, and add your own connections so the structure matches how you think about the topic.

Explore by branch

Expand and collapse sections to see the big picture first, then drill into the details. It helps you check whether you understood the relationships between ideas.

How it works

Upload your notes

Add a lecture PDF, a slide deck, a Word file, or a photo of your handwritten page.

Generate the map

DeckOwl pulls the central topic and its main ideas into branches and sub-branches.

Edit and study

Reorganize the branches, fill gaps from your own memory, and turn key nodes into flashcards or quiz questions.

A good map is also easier to review. When you can read the structure before the details, you can test yourself on one branch at a time and notice where your understanding is thin. Starting from your own notes keeps the map tied to what your class actually covered.

DeckOwl builds the first draft from your uploaded material. You then edit the map to match your course, which is where most of the learning happens.

Explore related topics

Concept Map Method for Note Taking

Take notes with concept maps, then build an editable map from your own PDFs.

AI Mind Map Note Taking

Turn PDFs, slides, and notes into an editable mind map for studying.

Mind map note taking method guide

How mind map note taking works and how to generate an editable map from your own notes with AI.

Mind Map Note Taking Website

Turn lecture notes and PDFs into an editable mind map you can explore and study.

Mind map style note taking with AI

Turn PDFs and lecture notes into an editable, explorable mind map to study from.

Mind Map vs Note Taking Comparison

Compare linear notes and mind maps, then turn your own material into an editable mind map with AI.

Mind mapping for note taking

Learn what mind mapping is and how to use it for lecture and reading notes.

Mind Mapping Method of Note Taking

How mind mapping works for notes, plus an AI tool to map your own PDFs and notes.

Frequently asked questions

How is a concept map different from a linear outline for notes?

A linear outline lists ideas in the order they appear, while a concept map groups them around a central topic and shows how they relate. Maps are especially useful for subjects with many interacting causes or categories.

When should I use concept mapping instead of writing standard notes?

Use it when a topic has many connected parts, such as systems, processes, or theories with several causes. Standard notes work well for sequences and definitions that you need to memorize in order.

Is there a free plan?

Yes. The free plan includes 3 generations per month and browser-based study, and you do not need a credit card to start. Exporting files is part of the paid Plus plan.

Can I export my mind map?

Exports are included with the paid Plus plan, which covers PDF and DOCX export and Anki and CSV export for flashcards. The free plan is for studying in the browser.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.