Learn how to enable and use PDF editing tools in Firefox PDF reader. You can use Free Text Annotation tool and Ink Annotation tool in Firefox.

The tools are free to use, but for more-advanced options like editing text in a PDF document, Adobe offers its Document Cloud and Creative Cloud subscription plans.

Pro Software & Services Best free PDF editor of 2025: We tested out these completely free to use apps Best By Steve Clark last updated July 30, 2025 These are our top free picks for editing documents ...

In a new update, Google Drive is letting users leave feedback on uploaded Microsoft Office files, PDFs, and images without ...

This Windows desktop PDF editor provides everything you're likely to need for working in PDFs at a fraction of the price of the big brands.

Fortunately, Apple has added the ability to electronically sign a PDF document using Preview, a program that comes preinstalled on every Mac running OS X Lion or later.