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Turn your own notes into a simple mind map

Instead of a blank template, upload a PDF, DOCX, PPTX, or photo of your notes and DeckOwl builds a mind map from your material.

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Free · First set needs no signup · Creates mind maps in seconds

Why a custom mind map beats a generic template

A simple mind map template works until your material stops fitting its boxes. Generic layouts give you empty branches for topics you never covered and leave out the details your instructor emphasized.

  • Start from your own PDF, slides, or notes instead of an empty template
  • Keep the map short by limiting each branch to two to four sub-points
  • Edit branches after generation so the map matches your lecture order
  • Switch the same material to flashcards or a quiz when you need to test recall
Example cell biology mind map branches
Cell membranePhospholipid bilayer · Embedded proteins · Selective permeability
MitochondriaSite of cellular respiration · Double membrane · Produces ATP · Has its own DNA
NucleusHolds chromosomes · Nuclear envelope · Nucleolus makes ribosomal RNA
Endoplasmic reticulumRough ER has ribosomes · Smooth ER makes lipids · Helps detoxify drugs
Golgi apparatusModifies and sorts proteins · Packages vesicles · Ships cargo to membrane or secretion
Generate the full set

Built from your material

Upload PDFs, Word files, slides, plain text, or photos of pages. The map reflects what your course actually covers.

Editable and explorable

Expand and collapse branches, reorder ideas, and click through sub-points to review a topic in layers.

Study from the same source

Turn the same notes into flashcards or a quiz when you are ready to test recall, not just skim the map.

How it works

Upload your notes

Add a PDF, DOCX, PPTX, text file, or a photo of a page. Text recognition reads scanned pages too.

Generate the map

DeckOwl pulls the main ideas into branches with sub-points you can adjust.

Edit and review

Rename, move, or delete branches so the map matches your lecture, then study it in the browser.

A map built from your own notes starts with the concepts in your course. You get a structure that matches the reading, so reviewing the map is closer to reviewing the material itself.

Keep the layout simple on purpose. Four to seven main branches with a few sub-points each is usually enough to see how a topic fits together.

Explore related topics

Frequently asked questions

How many branches should a study mind map have?

Most readable maps stay between four and seven main branches, with two to four sub-points under each. If a map has more than that, the topic is probably too broad for one review session.

How do I make a mind map for cell biology?

Upload your cell biology lecture notes or a textbook chapter, and DeckOwl will pull out the main concepts as branches. Start from one central topic like cell structure, then check that each branch matches your course material.

Can I download my mind map for free?

The free plan lets you create and explore mind maps in the browser, with 3 generations per month, but exports are not included. PDF export is part of the Plus plan at $39/year or $7.99/month.

Do I need a credit card to start?

No, you can start on the free plan without a credit card. Students get 40% off paid plans with a school email.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.