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Turn your lecture notes into an editable mind map

DeckOwl does not render video. It reads your PDF, DOCX, slides, or notes and builds a branching mind map you can rearrange, expand, and explore.

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 a mind map works better than a video for review

Anyone searching for a mind map video maker usually wants a topic laid out all at once, and a mind map does that well. DeckOwl does not produce video, so the output is a map of your own material: upload a PDF, DOCX, slide deck, text notes, or a photo of a page, and the AI turns it into a branching map you can edit.

Turns PDFs, DOCX and PPTX files, notes, and page photos into one map
Lets you edit and rearrange every branch after generation
Shows relationships between concepts at a glance for review
Works in the browser on the free plan, with exports on paid plans

Example mind map branches for the human digestive system

Mouth and esophagusMechanical chewing · saliva starts starch digestion · swallowing moves the bolus through peristalsis

StomachStores and churns food · hydrochloric acid kills microbes · pepsin begins protein breakdown

Small intestineDuodenum receives bile and pancreatic enzymes · jejunum and ileum absorb nutrients · villi increase surface area

Liver and gallbladderLiver produces bile · gallbladder stores and concentrates bile · bile emulsifies dietary fats

Large intestineAbsorbs water and electrolytes · hosts gut bacteria · forms and stores feces

Generate the full set

Built from your own material

Upload a PDF, DOCX, PPTX, text file, or a photo of a page. Text recognition reads the pages, and the map reflects your course, not generic content.

Editable branches

Rename nodes, move branches, and add your own details so the map matches how your instructor teaches the topic.

Explorable, not a static image

Expand and collapse branches to focus on one part of the subject at a time, then turn key points into flashcards or quizzes.

How it works

Upload your notes

Add a PDF, DOCX, PPTX, plain text, or photos of pages. No credit card is needed to start.

Generate the map

DeckOwl builds a mind map with a central topic and main branches from your material.

Edit and explore

Adjust the branches, expand the details you need, and study the map in your browser.

A generated map is a starting point. Rename branches, move nodes, and add your own examples so the layout matches how your course presents the material. Then study it the way you would study an outline, covering a branch and recalling its sub-points before you check.

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Frequently asked questions

Can DeckOwl make a mind map video from my notes?

No. DeckOwl creates editable, explorable mind maps from your PDFs, notes, or page photos, not videos.

How do I organize digestive system notes into a mind map?

Start with one central node for the digestive system, then add organs as main branches. Under each organ, list its function, the secretions it contributes, and where absorption happens.

Can I export my mind map?

Exporting is a paid feature. Plus ($39/year or $7.99/month) includes PDF and DOCX exports, while the free plan lets you explore maps in the browser.

What is the best way to study a body system from a mind map?

Review the main branches first, then cover the sub-points and recall them before checking. Revisit weak branches on a spaced schedule so they stick.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.