This post helps to add a text box to PDF using a free software and an online tool. You can adjust the size of text box, text style, etc.

In other words, Adobe Reader won't let you add text. What you need is a program that's a little more accommodating, PDF-wise. Try Foxit Reader 4.3, which allows you to add text to any PDF.

You can type on a PDF using one of several different options, depending on the device you are using.

Predictably, the need to edit a PDF file is likely to be greater in a business setting, where additional features such as editing existing text or images, adding annotations, document redaction ...

This post helps you add watermark to PDF in Windows 11/10 computer using free tools. You can add text watermark and image watermark to PDF.

Gimp is normally used to create or manipulate images files, but can also work with PDFs if you understand how it works and what it's limits are.

That said, free users can make certain changes to PDF files without a paid plan. As a free user, you can add comments, highlight sections, draw on a document, add new text, and sign documents.