PDF guides
Practical answers to the questions people have while combining documents: which format to use, how to get pages in order, how to do it on a phone, and how to keep private files private. Every guide links to a free tool that runs in your browser.
How to merge PDFs on iPhone without an app
Combine two or more PDFs on an iPhone or iPad using only Safari and the Files app. No App Store download, no account, and the files never leave your phone.
· 4 min read
How to combine scanned documents into one PDF
Turn a pile of scanned or photographed pages into a single, correctly ordered PDF. Covers JPG photos from a phone, multi-page TIFF from a scanner, and separate PDF scans.
· 5 min read
JPG vs PNG to PDF: which should you use?
JPG or PNG before converting to PDF? A practical comparison of file size, sharpness, transparency, and what each format does to photos, screenshots, and scanned text.
· 4 min read
Why choose a no-signup PDF tool for privacy
What actually happens to your documents on a typical online PDF site, why "no signup" and "no upload" matter, and how to check for yourself whether a tool sends your files anywhere.
· 4 min read