Short, practical guides to help you get more out of your PDF files — and out of the free tools on this site. No jargon, no fluff. Pick a topic below.
How to reduce PDF file size for email and uploads
Hit a "file too large" limit? Learn why PDFs get big, the difference between lossless and image-based compression, and how to shrink a document without ruining its quality.
Are online PDF tools safe to use?
Uploading a contract or ID scan to a random website is risky. Here's what actually happens to your file on most PDF sites, and how browser-based tools keep your documents private.
How to merge PDF files into one document
Combining invoices, scanned pages, or chapters into a single PDF takes seconds. A step-by-step walkthrough, plus tips for getting the page order right the first time.
Converting PDF to Word: what to expect
PDF-to-Word conversion is not magic. Learn the difference between real text and scanned images, why layouts shift, and how to get the cleanest editable result.