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Turn your notes into an editable mind map online

Upload a PDF, a slide deck or a page of typed notes and get a mind map with branches you can rearrange, expand 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 notes website helps with dense material

Most students who look at a mind map notes website have a stack of lecture notes and want the main ideas laid out as branches they can scan. DeckOwl reads PDFs, DOCX and PPTX files, plain text and photos of pages, then builds a map you can rearrange and expand.

Turn lecture slides and typed notes into a map in one step
Edit, reorder and add branches to match your course
Expand sections to focus on one topic at a time
Start free with no credit card, then upgrade if you need exports

Example chemical bonding mind map branches

Ionic bondingElectron transfer · Metal and nonmetal atoms · Forms crystal lattices · High melting points

Covalent bondingShared electron pairs · Nonmetal atoms · Single, double or triple bonds · Forms discrete molecules

Metallic bondingDelocalized electron sea · Positive metal ions · Conducts electricity · Malleable

ElectronegativityAn atom's pull on shared electrons · Increases across a period · Larger difference predicts ionic character

Polar covalent bondsUnequal electron sharing · Partial charges on atoms · Creates a dipole · Water is polar

Generate the full set

Works with your files

Upload PDF, DOCX, PPTX, plain text or a photo of a page. Text in photos is read with text recognition.

Editable branches

Rename, move or delete any branch after the map is generated, so it matches how you think about the material.

Explore at your pace

Expand or collapse sections to focus on one topic at a time instead of scrolling through a long outline.

How it works

Upload your notes

Drop in a PDF, DOCX, PPTX, text file or photos of handwritten or printed pages.

Generate the map

DeckOwl pulls out the main ideas and groups supporting details under each one as branches.

Edit and explore

Reshape the map, add your own branches and expand sections as you review the material.

A map works well for subjects with many linked concepts, because you can see how one idea depends on another. Seeing causes branch off from effects makes it easier to remember relationships instead of isolated facts.

Once the map is built, you can edit it to match your course and keep only the branches you need before an exam. Exports to PDF and DOCX are available on the Plus plan.

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Frequently asked questions

How do I map out chemical bonding from my notes?

Start with the three main bond types, ionic, covalent and metallic, as top-level branches. Add electronegativity and bond polarity underneath, since they explain why each type forms.

Should I memorize bond types or understand why they form?

Understanding why they form matters more, because electron transfer versus electron sharing explains the properties you will be asked about. Use the map to link each bond type to its cause and its effects.

Can I export the mind map?

Exporting to PDF or DOCX is a paid feature on the Plus plan. The free plan lets you build and study maps in the browser.

Is there a free plan?

Yes, the free plan includes 3 generations per month and studying in the browser. No credit card is needed to start, and students get 40% off with a school email.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.