PDF guides
Simple, step-by-step help for everyday PDF jobs: signing, filling in forms, making files smaller, and keeping private details private.
How to sign a PDF on your iPhoneTwo free ways to sign a PDF on iPhone: with the built-in Markup tool, or in Safari without uploading the file anywhere. Step by step, with tips.Read the guide How to fill out a PDF form, even one that is not "fillable"How to type into any PDF form for free: fillable forms, flat scanned forms, and those little one-letter boxes. No Adobe, no printing.Read the guide How to compress a PDF to 200 KB (or 100 KB)Job portals, visa and government sites often need PDFs under 200 KB or 100 KB. Here is how to get there for free, and what to do when a file will not shrink.Read the guide How to combine PDF files into oneMerge several PDFs, and even photos, into a single PDF for free on a phone or computer. Plus the built-in way on a Mac.Read the guide How to turn photos into a PDF on your phoneMake a clean PDF from photos of documents on iPhone or Android, in the right order and under a size limit if you need one. Free.Read the guide Are online PDF tools safe for private documents?Most online PDF tools upload your file to their servers. Here is what that means for your ID, tax forms and contracts, and how to check a tool in 30 seconds.Read the guide How to remove pages from a PDFDelete blank, extra or private pages from a PDF for free. Step by step on any device, plus the built-in way on a Mac.Read the guide How to edit a PDF without Adobe AcrobatAdd text, cover mistakes, add images, ticks and signatures to a PDF for free without Adobe Acrobat. What you can and cannot change, explained simply.Read the guide How to black out or blur private information in a PDFDrawing a black box over text often does not really hide it. Learn how to remove ID numbers, addresses and account details from a PDF properly, for free.Read the guide