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.
How to split a PDF file
Need just a few pages from a long document? Learn how to extract a page range, pull out a single page, or split every page into its own file — all without installing anything.
How to rotate a PDF
Sideways scans and upside-down pages are a common headache. Learn how to fix page orientation permanently, rotate only odd or even pages, and choose the right angle.
How to convert a PDF to an image
Turn PDF pages into JPG or PNG images for presentations, websites, or social media. Understand when to choose JPG vs PNG and what affects the output quality.
Best free PDF tools that never upload your files (2026)
A comparison of the best free PDF tools that process files entirely in your browser — no server upload, no privacy risk. Covers UsePDFTools, Smallpdf, iLovePDF, PDF24, and Stirling-PDF.
UsePDFTools vs Smallpdf — features, privacy and limits compared
How do UsePDFTools and Smallpdf compare on features, privacy, and pricing? An honest side-by-side breakdown to help you choose the right tool for your workflow.
UsePDFTools vs iLovePDF — which is better for privacy?
iLovePDF is popular for its mobile apps and breadth of tools. Here's how it compares to UsePDFTools on the dimensions that matter most: privacy, free limits, and available features.