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Turn your notes into a free mind map with AI

Upload a PDF, DOCX, PPTX, text file, or a photo of a page and get an editable, explorable mind map. The free plan includes 3 generations a month.

Create mind maps nowFree · No credit card required

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

What the free mind map version includes

A free mind map is most useful when it starts from the material you already have, such as lecture slides or a chapter you need to review before an exam. DeckOwl reads your upload and organizes it into main branches with supporting sub-points, so you can see the structure of a topic at a glance.

  • 3 AI generations a month on the free plan
  • Mind maps built from PDFs, DOCX, PPTX, text, and photos
  • Editable branches you can rearrange and expand
  • Study in the browser with no credit card needed to start
Example cell biology mind map branches
Cell membranePhospholipid bilayer · Selective permeability · Transport by diffusion, osmosis, and active transport
NucleusStores DNA · Site of transcription · Nucleolus makes ribosomal RNA
MitochondriaSite of aerobic respiration · Produces ATP · Contains its own circular DNA
Endoplasmic reticulumRough ER has attached ribosomes · Smooth ER makes lipids · Smooth ER helps detoxify certain drugs
RibosomesBuild proteins · Found free in the cytoplasm or on rough ER · Made of rRNA and protein
Generate the full set

Works from your own material

Upload PDFs, Word or PowerPoint files, plain notes, or photos of pages. Text recognition reads the photos.

Editable and explorable

Rearrange branches, add your own sub-points, and click through the map to see how ideas connect.

Studied in the browser

The free plan lets you build and study mind maps right in the browser, with no download and no credit card to start.

How it works

Upload your notes

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

Generate the map

DeckOwl turns the material into a mind map with main branches and sub-points.

Edit and explore

Adjust the branches to match your course, then click through the map to review.

The free plan gives you 3 generations a month and lets you study in the browser. Mind maps stay editable, so you can rearrange branches and add your own notes as you go. Exporting files is part of the paid Plus plan.

Explore related topics

Frequently asked questions

Is the free mind map version really free?

Yes, the free plan includes 3 generations a month and studying in the browser, with no credit card needed to start. Exporting your work is part of the paid Plus plan.

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

Five to seven main branches usually works well, one for each major topic in the unit. Give each branch two to four sub-points so the map stays readable.

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

Cover the sub-points and try to recall them from each main branch, then check your answers. Repeat the branches you missed until you can name them without looking.

Can I export my mind map to PDF?

PDF export is included in Plus, which costs $39 a year or $7.99 a month. The free plan keeps your mind maps in the browser.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.