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Turn your NotebookLM notes into a mind map you can edit

Upload the notes, PDFs, or slides you pulled from NotebookLM and get a branching map of the main ideas, with sub-points you can rearrange and explore.

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 account · 3 sets a month · Creates mind maps in seconds

Why a mind map helps with NotebookLM material

Most NotebookLM sessions end with a folder of sources, summaries, and a few chat answers that repeat each other. A mind map from NotebookLM notes shows how those pieces connect, so you can see which idea supports which before the exam.

Central topic with branches that match the structure of your sources
Editable nodes so you can reorganize the map around your course outline
Explorable branches that let you collapse everything except the idea you are testing
Option to turn the same notes into flashcards or quizzes after you finish the map

Example cell biology mind map branches

Cell membranePhospholipid bilayer · Embedded proteins · Selective permeability

MitochondriaSite of cellular respiration · Double membrane · Produces most of the cell's ATP

NucleusStores DNA · Nuclear envelope with pores · Nucleolus assembles ribosomal subunits

Endoplasmic reticulumRough ER studded with ribosomes · Smooth ER makes lipids · Smooth ER detoxifies drugs in liver cells

Golgi apparatusModifies and sorts proteins · Packages them into vesicles · Ships cargo to the membrane or secretion

Generate the full set

Starts from your own material

Upload a PDF, DOCX, PPTX, or plain text file, or photograph a printed page. The map is built from what you gave it, not from generic content.

Editable branches

Rename, move, or delete nodes so the map matches how your course organizes the topic, not the order a summary happened to use.

Explore at your own pace

Expand and collapse branches to drill into one idea at a time, then turn the same material into flashcards or a quiz when you are ready.

How it works

Bring in your notes

Paste text copied from NotebookLM or upload a saved PDF, DOCX, or PPTX file of the sources you are studying.

Generate the map

DeckOwl pulls out the main concepts and arranges them into a central topic with branches and sub-points.

Edit and explore

Reshape the branches, delete anything off-topic, and click through the map to test whether you can explain each part.

Editing matters as much as generating. A map you can reshape forces you to decide what belongs under each branch, and that decision is a review step on its own. Start with a few main branches and add detail only where your notes are thin.

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Frequently asked questions

How many main branches should a study mind map have?

Most topics work well with four to seven main branches, each named after a concept you would need to explain on its own. If a branch needs more than six or seven sub-points, split it into two branches.

How do I check that a mind map is accurate?

Pick a branch, close your notes, and explain its sub-points out loud. Reopen the source only for the parts you could not recall, then fix any node that does not match the original material.

Can I use the free plan to make a mind map?

The free plan includes 3 generations per month and browser study. Exports such as PDF and DOCX are part of Plus, which is $99.90/year or $9.99/month with unlimited generations.

Do I need a credit card to try DeckOwl?

No. You can start without a credit card, and students with a school email get 40% off a paid plan.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.