Guides & Articles
Practical, plain-English guides to getting more out of the tools — written by the people who build them.
Crop PDF Pages Individually, Not All at Once
How to crop PDF pages individually rather than applying one crop to the whole document — and why the box you draw lands in the wrong place on some files.
PDF ··8 min read
How to Add Page Numbers to a PDF (and Why They Go Missing)
Page numbers are easy until the number lands somewhere the reader cannot see. How to number a PDF properly, why "Page 1 of 10" and "Page 1 of 20" are both right, and the cropped-page trap that hides the number on print-ready files.
PDF ··9 min read
JPG to PDF: How to Turn Photos and Scans into One PDF
Converting images to a PDF is a container operation, not a re-compression — a JPEG goes in untouched. How to make one PDF from a folder of photos, which tools actually keep the file on your device, and why your pictures come out sideways.
PDF ··10 min read
How to Watermark a PDF (and What a Watermark Does Not Do)
A watermark labels a document; it does not protect it. How to stamp every page of a PDF properly, why the stamp comes out sideways on scans, and when you actually need redaction instead.
PDF ··8 min read
How to Split PDF Files Into Separate Documents
Need to break a PDF into smaller files? Here is how to split a PDF into separate documents, extract page ranges, and avoid the usual mistakes.
PDF ··7 min read
How to Convert PDF to Image (Complete Guide)
Learn how to convert PDF pages to images. A practical guide to extracting pages as JPG, PNG, or WebP files.
PDF ··7 min read
How to Rotate PDF Pages (Complete Guide)
Learn how to rotate PDF pages online. A practical guide to fixing upside-down and sideways pages in your PDF documents.
PDF ··7 min read
How to Merge PDF Files Into One Document
Combining several PDFs into one file is simple — until pages end up in the wrong order. Here is how to merge PDFs cleanly and avoid common mistakes.
PDF ··7 min read
How to Compress PDF Files Without Losing Quality
Large PDFs are hard to email and slow to share. Here is how to compress PDF files without losing quality.
PDF ··6 min read
How to Convert PDF to Word Without Ruining the Layout
Converting a PDF to Word can give you an editable document or a mess of broken formatting. Here is why and which PDFs convert cleanly.
PDF ··8 min read