1. Choose the PDF
Select a PDF with readable text. The file stays on your device.
PDF to Study Guide
Create a focused study guide from your PDF. Identify recurring topics, collect important points and download a clean guide for later review.
Choose a PDF to begin.
✓ Key PDF topics · Important points · Downloadable guide
How this PDF tool works
2. Generate the material
Ninjitzu PDF analyzes up to 35 pages with local rules, without sending the document to an external AI.
3. Study actively
Identify recurring topics, collect important points and download a clean guide for later review.
Frequently asked questions
Is my PDF uploaded to a server?
No. This version reads the text locally in your browser.
Does it work with scanned documents?
It needs selectable text. For a scan, use the OCR PDF tool first.
Does it use an external AI service?
No. This version uses local heuristic extraction, so it has no per-file AI cost.