Install this tool, uncheck the unnecessary options during the installation process, and complete the installation. Launch PDF24 Creator and click on the Add page numbers tool. Now, add your PDF ...

Try Foxit Reader 4.3, which allows you to add text to any PDF. After installing the program, simply open your PDF in Foxit instead of Adobe Reader, then click Comments, Typewriter Tools ...

Select the Sticky Note tool from the Annotations panel. Click, or click and drag, on a PDF document page to create a note. Type your comments in the box created by the tool.

Add a PDF and then click on the Handwritten Signature tool present under the Home menu. After that, click on Place a Handwritten Signature option. It will open a box.

There's no need for a paid Adobe Acrobat subscription. These built-in and free tools let you merge PDF files quickly.

Step 3: Once you've uploaded your PDF files, you can add more or move them around. Credit: Screenshot: Adobe. Step 4: Click the "Merge" button toward the top right of your screen.

Use the Markup tool (the pencil tip icon) to add text, annotate, highlight, or sign the document. Tap the Share icon to send the document as a PDF via email or text.