Get a Gemini-style AI mind map from your PDFs and notes
Upload a PDF or your class notes and get a branching mind map you can edit, rearrange, and explore one branch at a time.
Why a Gemini-style mind map helps with dense material
Students who ask a general chatbot for study help often get a long wall of text when they needed a Gemini-style AI mind map generator that shows how ideas connect. A map makes the hierarchy visible: the main topic, the branches under it, and the details that support each one.
- Turns a long lecture PDF into a top-level outline in one step
- Keeps your own terms and definitions instead of generic wording
- Lets you reorganize branches to match your syllabus
- Works in the browser on the free plan, with exports on paid plans
Built from your material
Start with a PDF, DOCX, PPTX, plain text notes, or a photo of a page. Text in images is read with text recognition.
Editable branches
Rename, move, or delete nodes so the map matches how your course organizes the topic.
Explore at your pace
Open a branch to see its sub-points, then collapse it when you are ready to move on.
How it works
Upload your notes
Add a PDF, document, slide deck, or text. No credit card is needed to start.
Generate the map
The AI pulls out the main ideas and arranges them as a tree of branches and sub-points.
Edit and study
Tidy the layout, fix anything that looks off, and turn key branches into flashcards or a quiz.
DeckOwl is a separate study tool and is not a Google product. It builds its maps from your own material, so the branches reflect what your course actually covered rather than a generic outline.
Because the map is editable, you can correct anything the AI gets wrong before you rely on it. Treat the first version as a draft and check each branch against your source.
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Frequently asked questions
What is Gemini?
Gemini is Google's family of multimodal AI models, which can work with text, images, audio, video, and code. Its models come in several sizes for different tasks.
How should I check an AI-made mind map for accuracy?
Compare each branch with your lecture notes or textbook before you study from it. AI tools can make mistakes, so treat the first version as a draft you refine.
Is DeckOwl made by Google?
No. DeckOwl is an independent study tool and is not affiliated with Google or the Gemini product.
What does the free plan include?
The free plan includes 3 generations per month and studying in the browser. Unlimited generations and exports are part of the Plus plan.
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