PDF Guides & Tutorials
Practical, no-nonsense guides for working with PDF files — and for keeping your documents private while you do it.
How to Merge PDF Files for Free
Learn how to combine multiple PDF files into one document for free — on Windows, Mac, iPhone, or Android — without uploading your files.
6 min read
How to Split a PDF into Separate Files
A step-by-step guide to splitting PDFs by page range or into equal parts, and extracting single pages — free and without uploading.
5 min read
How to Rotate a PDF Page Permanently
Fix sideways or upside-down PDF pages for good. Learn how to rotate individual pages and save the change in the file permanently.
5 min read
How to Delete Pages from a PDF
Remove unwanted, blank, or duplicate pages from a PDF in a few clicks — and learn when deleting a page is not enough to hide sensitive data.
5 min read
How to Add a Watermark to a PDF
Protect your documents with a text watermark. Learn how to set text, size, opacity, and color so the mark looks professional.
5 min read
How to Convert a PDF to Word
Turn a PDF into an editable Word document for free. Understand what converts well, what does not, and when you need OCR instead.
6 min read
How to Convert a PDF to Markdown
Extract clean Markdown from PDFs for docs, GitHub, and note apps. Learn how heading detection works and what to check after converting.
5 min read
Are Online PDF Tools Safe to Use?
Uploading documents to random websites carries real privacy risks. Learn how to tell a safe PDF tool from a risky one.
6 min read