PDF tips and guides

How to merge PDF files into one document

Combine several PDFs into a single document in seconds. Step-by-step guide to merging PDF files for free, in your browser, without uploading anything.

How to compress a PDF without losing quality

Reduce PDF file size for email and uploads while keeping text sharp. Learn why PDFs get large and the best free way to compress them.

How to convert JPG images to PDF

Turn photos and scans into a single PDF on your phone or computer. Free JPG to PDF guide with tips for page size, order and file size.

How to split a PDF into separate files

Extract pages or split a large PDF into smaller files. Simple, free guide to splitting PDFs by page range, without uploading your file.

How to remove pages from a PDF

Delete unwanted pages from a PDF in seconds. Free step-by-step guide that works on phones and computers without installing software.

How to make a scanned PDF searchable (OCR)

Turn scanned pages into searchable, selectable text with free OCR. Learn what OCR is and how to get the best accuracy from scans and photos.

Are online PDF tools safe to use?

Many free PDF websites upload your files to their servers. Learn the risks, how to spot them, and how browser-based tools keep documents private.

How to add page numbers and a watermark to a PDF

Number the pages of a PDF and stamp a watermark such as DRAFT or CONFIDENTIAL. Free guide with tips on position, size and opacity.