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Get an endless mind map app that branches from your own notes

Upload a PDF, DOCX, PPTX, plain notes, or a photo of a page. DeckOwl builds an editable mind map you can explore branch by branch, expanding each topic as deep as your material goes.

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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

How an endless mind map app differs from a fixed template

Most mind map tools give you a fixed template you fill in by hand, which stops being useful once your notes get long. An endless mind map app should keep branching as far as the material goes, so a full chapter ends up as one connected map instead of a handful of disconnected boxes.

Works from your own lecture slides, textbook PDFs, and handwritten notes photographed with a phone
Keeps every branch editable so you can correct labels or restructure the map
Lets you explore by collapsing and expanding sections instead of scrolling a flat page
Pairs with flashcards and quizzes from the same material when you are ready to practice recall

Example biology mind map branches: cell structure

NucleusStores DNA · Controls gene expression · Contains the nucleolus, where ribosome parts are assembled

MitochondriaSite of cellular respiration · Produces most of the cell's ATP · Has its own circular DNA

Cell membranePhospholipid bilayer · Selectively permeable · Uses channels and transport proteins to move substances

Endoplasmic reticulumRough ER has ribosomes and makes proteins · Smooth ER makes lipids · Helps detoxify some substances

Golgi apparatusModifies and sorts proteins · Packages cargo into vesicles · Ships products to their destinations

Generate the full set

Branches follow your material

Main topics become branches, and sub-points fan out beneath them. The map keeps growing as far as your source text does.

Editable after generation

Rename, move, or delete any node so the map matches how your course organizes the material.

Explore instead of scroll

Collapse and expand branches to focus on one section at a time, then move on to the next topic.

How it works

Upload your material

Add a PDF, DOCX, PPTX, notes, or photos of pages. Images are read with text recognition.

Generate the map

DeckOwl turns the content into a branching mind map with main topics and supporting points.

Explore and edit

Open branches, adjust labels, and keep expanding the map as you review the material.

DeckOwl reads your own PDF, DOCX, PPTX, plain notes, or photos of pages and produces an editable, explorable map. You can collapse branches to review one topic, then open them again when you need the detail.

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Turn PDFs and notes into an editable mind map. Start free, 3 generations a month.

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Turn lecture notes and PDFs into an editable mind map, free to start, with no credit card needed.

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Frequently asked questions

How many branches should a mind map have for a biology chapter?

Most chapters work well with 5 to 7 main branches, one for each major topic. Give each branch 2 to 4 sub-points and keep labels to a few words so the map stays readable.

How do I study from a mind map instead of rereading it?

Cover one branch, recall its sub-points out loud, then check your answer against the map. Turn any branch you keep missing into flashcards so you practice it on a schedule.

Is the free plan enough to try the endless mind map app?

The free plan includes 3 generations per month and studying in the browser, with no credit card needed to start. Exports are not included on the free plan.

Can I export my study material from DeckOwl?

Export is a paid feature. Plus ($39/year or $7.99/month) adds PDF, DOCX, Anki, and CSV export, along with unlimited generations.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.