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Monica-style AI mind maps from your PDFs and notes

Upload a PDF, DOCX, PPTX, or a set of notes, then explore an interactive mind map you can reshape and edit to fit your course.

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

How an AI mind map helps you study

Many students search for a Monica AI mind map generator because they want a visual outline of a long reading without copying it out by hand. DeckOwl starts from your own material, so the branches reflect your readings and lecture notes rather than generic topics.

Turns PDFs, DOCX, PPTX, and notes into a structured mind map
Reads photos of textbook pages with text recognition
Lets you expand, collapse, rearrange, and edit every branch
Works alongside flashcards and quizzes built from the same material

Example biology mind map branches (a common study topic)

Cell respirationGlycolysis · Krebs cycle · Electron transport chain

PhotosynthesisLight-dependent reactions · Calvin cycle · Chloroplast structure

Cell membranePhospholipid bilayer · Embedded proteins · Selective permeability

DNA replicationHelicase unwinds the strands · DNA polymerase adds bases · Leading and lagging strands

MitosisProphase · Metaphase · Anaphase · Telophase

Generate the full set

Upload what you already have

Send PDFs, DOCX, PPTX files, plain text notes, or photos of pages. Text recognition reads the words on scanned pages too.

Explore the map

Expand branches, collapse sections, and follow the links between main ideas and their sub-points.

Edit it your way

Rename, move, or remove branches so the map matches your lecture slides and your own understanding.

How it works

Upload your material

Add a PDF, DOCX, PPTX file, notes, or a photo of a page.

Generate the mind map

DeckOwl organizes the main ideas into branches with sub-points you can review at a glance.

Explore and edit

Open the interactive map, reshape it, and keep the version that fits how you study.

A map is only useful if it matches what you need to learn, so the editing controls matter. Move a branch under a different parent, delete a detail that does not belong, or add a note of your own. The map becomes a study guide you shaped, not a one-time output.

You can also pair a mind map with flashcards and quizzes made from the same file. Start on the free plan to try it in the browser, then move to Plus if you want exports for Anki or CSV.

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Sample AI Concept Map for Photosynthesis

See a photosynthesis concept map sample, then build one from your own notes or PDFs.

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Frequently asked questions

How do I make a mind map that actually helps me remember biology?

Start with the big process or structure, such as photosynthesis, and give each main branch two to four sub-points you can explain in your own words. Then quiz yourself by covering a branch and recalling its parts before you check the map.

How many main branches should a study mind map have?

Most chapter-level maps work well with four to seven main branches, each covering one major idea. If a branch needs more than about five sub-points, split it into two smaller branches so it stays easy to review.

Is there a free plan for DeckOwl?

Yes, the free plan includes 3 generations per month and lets you study in the browser. Exports are part of the paid Plus and Pro plans.

Do I need a credit card to start?

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

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.