PDF guides

Step-by-step articles written by people who use these tools every day: what each option really does, when it will not help, and what to try instead.

8 guides

Compress & optimize

Compress & optimizeHow to Compress a PDF Without Ruining ItHow PDF compression really works: what each TokPDF level does to images, why some files will not shrink, and how to get under an email limit.Read guide

Convert

ConvertHow to Convert a PDF to Word (and When You Need OCR)Convert PDF to an editable Word file in your browser. Learn why scanned PDFs need OCR, what layout survives, and how to fix the usual problems.Read guide

Merge & organize

Merge & organizeHow to Merge PDF Files: Order, Bookmarks and Mixed FormatsCombine PDFs, images and Office files into one PDF in your browser. Get the order right, understand bookmarks, and avoid the common merging mistakes.Read guide

Edit & sign

Edit & signHow to Edit a PDF: Text, Images, Annotations and the LimitsEdit existing PDF text and images, or add highlights, notes and drawings, right in your browser. What works well, what does not, and why.Read guide Edit & signHow to Sign a PDF: Drawn, Typed and Digital Signatures ExplainedSign a PDF with a drawn, typed or image signature, or with a certificate-based digital signature. What each one proves, and the legal caveats.Read guide

Security

SecurityHow to Password-Protect a PDF (and What the Two Passwords Do)Encrypt a PDF with AES-256 in your browser. Learn the difference between user and owner passwords, what permissions really stop, and how to unlock files.Read guide

AI tools

AI toolsChat with a PDF, Summarize and Translate: A Practical AI GuideHow TokPDF’s AI chat, summary and translation tools work: what text is sent where, daily limits, how to ask good questions and when to double-check.Read guide

Comparisons

ComparisonsTokPDF vs iLovePDF vs Smallpdf: An Honest Comparison (October 2026)Free limits, pricing, privacy model and tool range of TokPDF, iLovePDF and Smallpdf compared from public sources, including where the others are better.Read guide