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Turn any PDF into a mind map with AI

Upload a PDF, DOCX, PPTX, or your notes, and DeckOwl builds a mind map you can edit, reorganize, and explore branch by branch.

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

Free account · 3 sets a month · Creates mind maps in seconds

How an AI mind map from a PDF helps you study

Reading a 40-page chapter and sketching its ideas by hand eats an evening, and a flat summary rarely shows how concepts connect. DeckOwl can create an AI mind map from PDF files in one step, so the central topic branches out into subtopics you can rearrange and expand.

Turns long PDFs into a visual outline in one upload
Lets you edit and reorganize every branch after generation
Reads photos of printed pages with text recognition
Pairs naturally with flashcards and quizzes from the same file

Example respiratory system mind map branches

Gas exchangeAlveoli · Capillary diffusion · Oxygen moves into blood · Carbon dioxide moves out

Airway pathwayLarynx · Trachea · Bronchi · Bronchioles

Muscles of breathingDiaphragm · External intercostals · Contraction increases thoracic volume

Lung volumesTidal volume · Inspiratory reserve volume · Expiratory reserve volume · Residual volume

Control of breathingMedulla oblongata · Pons · Chemoreceptors respond to carbon dioxide and pH

Generate the full set

Works from your own files

Upload PDF, DOCX, PPTX, plain text, or a photo of a page. Photos are read with text recognition, so scanned pages work too.

Editable branches

Rename nodes, move subtopics, and add your own notes so the map matches how your course organizes the material.

Explorable structure

Expand or collapse sections to see the big picture first, then drill into the details you need to memorize.

How it works

Upload your material

Add a PDF, Word file, slide deck, or pasted notes. There is no need to create an account before you start.

Generate the map

DeckOwl reads the text and arranges the central topic, main branches, and sub-points from your source.

Edit and explore

Adjust labels and layout, then expand or collapse branches while you review the content.

Upload a PDF, DOCX, PPTX, plain-text notes, or even a photo of a printed page, and the tool reads the text and builds branches from the headings and key terms it finds. You can then edit labels, move nodes, and collapse or expand sections to see the structure at the level of detail you need.

Mind maps work best when you check them against the source. Start with the top-level branches, confirm each one matches your lecture or textbook, and then turn the same material into flashcards or quizzes when you are ready to test recall.

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Frequently asked questions

What should a respiratory system mind map include?

Start with the central topic, then add branches for the airway pathway, gas exchange, the muscles of breathing, lung volumes, and control of breathing. Each branch should hold only the terms your course emphasizes.

How detailed should a mind map of the respiratory system be?

Keep the top level to five to seven main branches so the layout stays readable. Add sub-points only where a term is likely to appear on an exam or in a clinical scenario.

Can I edit the mind map after DeckOwl creates it?

Yes, you can rename nodes, move branches, and expand or collapse sections. Exporting to PDF or other formats is available on paid plans.

Is there a free plan for making mind maps?

The free plan includes 3 generations per month and lets you study in the browser. Plus and Pro add unlimited generations and export options, and students get 40% off with a school email.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.