🎌 Samuraize

Turn a textbook chapter into notes, flashcards and a quiz

Click to switch summarizer Summarizer

Drop in a PDF and Samuraize slices it down to a short document of the ideas that matter — no scrolling through forty pages.

Drop your file here, or browse

PDF up to 4 MB and 100 pages

Need bigger files? Premium: 20 MB / 200 pages · Maximum: 40 MB / 500 pages

Summary detail15% of original

Balanced summary · the points, with a little context · Up to 50% on paid plans

Create a free account to translate

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Upload the chapter (or the whole book) and Samuraize writes notes organized by concept with definitions preserved, then one click makes flashcards for the terms and a quiz to check yourself. Drop a PDF above to try it.

Notes that keep the important specifics

Textbook notes keep definitions, formulas, dates and named examples instead of paraphrasing them away. Raise the detail slider for a chapter you're learning from scratch, lower it for a recap the night before.

Scanned and photographed pages work

Photographed a chapter from a library book? Save it as a PDF and upload it - pages are read visually, so scans work as well as digital PDFs.

Flashcards and quiz from the actual text

The flashcards and quiz are generated from the chapter you uploaded, not generic knowledge, so they test what your course actually covers. Ask questions about the chapter and get grounded answers.

Organize by course

Every summary lands in your library. Make a folder per course, star what matters, and search across everything when exams come.

Frequently asked

How big a file can I upload?
4 MB and 100 pages free, 20 MB and 200 pages on Premium, 40 MB and 500 pages on Maximum. Whole textbooks usually fit on Maximum.
Can I summarize just some pages?
Upload the chapter as its own PDF (most PDF viewers can save a page range) for the most focused result.