BlurPDFPDF Guides
Practical, step-by-step tutorials for working with PDFs — written by the team behind BlurPDF Online. Every guide points to a free, no-upload tool you can try immediately.
How to Build a Question Bank from Past Exam Papers
A practical system for turning years of past papers into a reusable question bank — extraction workflow, naming conventions, tagging, and how to keep it searchable.
October 26, 2026
How to Turn PDF Questions into a Google Forms Quiz (Fastest Method)
Google Forms can't import a PDF — but there's a fast workaround. Extract each question as an image, then build the quiz in minutes instead of retyping everything.
October 25, 2026
Crop Questions from a PDF: 4 Methods Compared (Honest Pros & Cons)
Manual cropping, Acrobat, the iPhone app, and browser-based croppers compared on speed, page-break handling, privacy, and price — so you can pick the right one for your test papers.
October 24, 2026
How to Crop Questions from a PDF Test Book (Step-by-Step)
Pull individual questions out of a PDF exam or test book — including ones that span two pages. A free, in-browser method that turns any PDF into separate question files.
October 24, 2026
How to Redact a PDF So It Can't Be Undone (Permanently)
A box drawn over text is not redaction. How to permanently remove sensitive text from a PDF so it cannot be recovered, copied, or revealed by deleting an overlay.
October 24, 2026
Is It Safe to Upload a PDF to an Online Tool? (How to Check)
Uploading a PDF sends your document to someone else's server. How to judge which online PDF tools are safe, which ones keep copies, and how to redact sensitive files without uploading at all.
October 24, 2026