Free PDF Watermarker 4dots is a software tool that lets you easily watermark PDF documents. With support for command line usage and a variety of options, it offers a comprehensive solution for adding watermarks to PDFs.

One of the most impressive features of this software is its ability to be operated via the command line. This is especially useful for those who require batch processing and script inclusion. With Free PDF Watermarker 4dots, you can specify the watermark text, image, position, font size, font color, and rotation angle for your PDF documents.
The intuitive interface supports drag-and-drop functionality and allows for the addition of entire folders of PDFs as well as text file lists. Once your documents are added, simply press the "Watermark PDF" button and wait for the application to do its job.
This software supports 39 different languages and is completely free for both personal and commercial use. Overall, Free PDF Watermarker 4dots is a reliable and user-friendly solution for those in need of watermarking PDF documents.
Version 1.2: Initial version.