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Turn any PDF into an editable concept map with AI

Upload lecture slides, textbook chapters, or notes and get a mind map of the main ideas and how they connect.

Create mind maps nowFree · No credit card required

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

How a PDF becomes a concept map

Lecture slides and textbook chapters often hold dozens of linked ideas, and a concept map maker from PDF pulls them into one view you can scan at a glance.

  • Best for lectures with many linked terms, such as history units or biology systems
  • Keeps the source structure from your PDF instead of a generic template
  • Lets you rearrange branches before you memorize or review them
  • Works from notes too, so you can combine typed summaries with reading material
Example World War II major events concept map
Causes of World War IITreaty of Versailles terms · Great Depression · Rise of fascism in Germany, Italy, and Japan · Failure of the League of Nations
Battle of StalingradSiege from 1942 to 1943 · Soviet encirclement of the German Sixth Army · Turning point on the Eastern Front
D-DayNormandy landings · Operation Overlord · Allied push into western Europe
Attack on Pearl HarborJapanese strike on the US Pacific Fleet · US entry into the war · Declarations of war against Japan
End of the war in the PacificBombings of Hiroshima and Nagasaki · Japan's surrender in August 1945 · Occupation of Japan
Generate the full set

Upload almost any file

Add a PDF, DOCX, PPTX, plain text notes, or a photo of a page, and the text is read for you.

Editable mind map

Rename branches, move ideas around, and add your own connections so the map matches your course.

Explore by branch

Expand and collapse each branch to see how the main ideas break down into supporting details.

How it works

Upload your material

Choose a PDF or paste your notes. No credit card is needed to start.

Review the generated map

The AI pulls out the central topic, key concepts, and the links between them.

Edit and study

Adjust the layout and content, then explore the map in your browser.

The AI looks for the central topic, groups related concepts under it, and shows how each one connects to the next. You can then edit any label or relationship that does not match what your instructor taught.

The Free plan includes 3 generations per month and browser study. Plus, at $39/year or $7.99/month, adds unlimited generations and export options.

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Frequently asked questions

How do I organize World War II events into a concept map?

Start with the war as the central topic, then create main branches for causes, major battles, turning points, and the end of the war. Under each branch, add dates and outcomes so you can see how one event led to the next.

How many branches should a concept map have for a history unit?

Most history units work well with 4 to 7 main branches, each with 2 to 4 supporting points. Fewer branches make the map easier to review, and more detail can go under each branch.

Can I use the Free plan to export my map?

The Free plan lets you study in the browser but does not include exports. Export options such as PDF and DOCX are part of the Plus plan.

Do I need a credit card to try the concept map maker?

No. You can start with the Free plan and upload material without adding 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.