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Turn your class notes into an editable mind map

DeckOwl reads your PDFs, slides, documents, and photos of pages, then builds a mind map you can edit, expand, and explore branch by branch.

Create mind maps nowFree · No credit card required

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

Why a mind map from your own notes works better

Most students stall at the blank page, not the reading. If you are wondering where you can make a mind map from your own material, DeckOwl reads your PDF, DOCX, PPTX, or notes and drafts a map you can edit and explore branch by branch.

  • Works with PDF, DOCX, PPTX, plain text, and photos of pages
  • Branches stay editable so you can correct or add ideas
  • Explore the map in the browser on the free plan
  • Use the same upload to create flashcards and quizzes
Example cell biology mind map branches
Cell membranephospholipid bilayer · selective permeability · embedded proteins
Mitochondriasite of cellular respiration · produces ATP · has its own DNA
Nucleusstores DNA · controls gene expression · contains the nucleolus
Endoplasmic reticulumrough ER makes proteins · smooth ER makes lipids · continuous with the nuclear envelope
Golgi apparatusmodifies and sorts proteins · packages vesicles · ships products out of the cell
Generate the full set

Starts from your own material

Upload PDF, DOCX, PPTX, plain text, or a photo of a page. Text recognition reads photos so you are not retyping notes.

Editable and explorable

Rename branches, add sub-points, and click through the map to see how ideas connect before you study them.

Same source, more study tools

Turn the same upload into flashcards with spaced repetition or a quiz with explanations when you are ready to practice recall.

How it works

Upload your notes

Add a PDF, DOCX, PPTX, text file, or a photo of your pages. No credit card is needed to start.

Generate the mind map

DeckOwl organizes the main topics into branches with supporting sub-points drawn from your material.

Edit and explore

Adjust the branches, then study the map in your browser. Export options are available on paid plans.

A good mind map shows how ideas relate, not just a list of terms. Because the map is built from the pages you already have, the branches match your course instead of a generic template. You can then open the same material as flashcards or a quiz to test what you remember.

The free plan includes 3 generations per month and studying in the browser. Plus at $39/year or $7.99/month adds unlimited generations and PDF, DOCX, Anki, and CSV export. Pro at $14.99/month adds a stronger AI model, bulk upload, and QTI 2.1 and Moodle XML export. Students get 40% off with a school email.

Explore related topics

Frequently asked questions

How many main branches should a study mind map have?

Most chapter maps work well with 4 to 7 main branches, each covering one major concept. If a branch needs more than about five sub-points, split it into two related branches.

How do I build a mind map for a biology chapter?

Start with the chapter title in the center, then add the major structures or processes as first-level branches. Fill each branch with the functions, locations, or steps you need to remember.

Can I export my mind map?

Export is a paid feature. Plus at $39/year or $7.99/month includes PDF, DOCX, Anki, and CSV export, while the free plan lets you study in the browser.

Do I need a credit card to try it?

No. You can start on the free plan with 3 generations per month and no credit card needed.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.